{"title":"Remote I\/O Modules","description":"\u003cp\u003eSelection of Industrial Remote I\/O Modules and Distributed Acquisition Hosts by Ebyte. Engineered for high-performance automation, data acquisition, and industrial IoT (IIoT) frameworks, this collection bridges the gap between field sensors and centralized control systems (PLC\/SCADA\/Cloud).\u003c\/p\u003e\n\u003ch2\u003eWhy Engineers Choose Ebyte Remote I\/O Modules\u003c\/h2\u003e\n\u003cp\u003eVersatile Protocol Support: Seamlessly integrates into existing setups with native support for Modbus TCP and Modbus RTU protocols over RS485 and RJ45 Ethernet interfaces.\u003c\/p\u003e\n\u003cp\u003eFlexible Splicing \u0026amp; Scalability: Features a modular distributed architecture allowing free splicing of Analog Input\/Output (AI\/AO), Digital Input\/Output (DI\/DO), and relay outputs.\u003c\/p\u003e\n\u003cp\u003eHigh-Precision Sensing: Optimized for environmental monitoring with specialized RTD modules supporting high-precision PT100 temperature acquisition.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003ch2\u003eEbyte Remote I\/O Products Selection Guide\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003e1. Product Line Overview \u0026amp; Screening Logic\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eEbyte remote I\/O products are divided into 4 major product lines, covering entry-level serial I\/O, compact specialized acquisition, high-performance distributed bus I\/O, and wireless remote I\/O. You can quickly filter by the following dimensions:\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFilter Dimension\u003c\/th\u003e\n\u003cth\u003eOptions \u0026amp; Corresponding Product Line\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFieldbus Protocol\u003c\/td\u003e\n\u003ctd\u003eRS485 Modbus RTU → \u003cstrong\u003eMA01 Series\u003c\/strong\u003e (entry-level)\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nModbus TCP\/RTU distributed → \u003cstrong\u003eM31 Modbus Series\u003c\/strong\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nProfinet (Siemens system) → \u003ca href=\"https:\/\/ebyteiot.com\/products\/ebyte-m31-series-module-dp-distributed-remote-io-host-module-rs485-rj45-hosts-modbus-tcp-and-modbus-rtu-for-acquisition-control\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003eM31 Profinet Series\u003c\/strong\u003e\u003c\/a\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nEtherCAT (motion control) → \u003cstrong\u003eM31 EtherCAT Series\u003c\/strong\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nCANopen → \u003cstrong\u003eM31 CANopen Series\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Mode\u003c\/td\u003e\n\u003ctd\u003eWired → MA01 \/ ME31 \/ M31 Wired Series\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nWireless (long-range) → \u003cstrong\u003eM31 LoRa Series\u003c\/strong\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nWireless (unlimited distance) → \u003cstrong\u003e4G Remote I\/O Series\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Type\u003c\/td\u003e\n\u003ctd\u003eDigital DI\/DO only → MA01 \/ M31 Digital Series\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nTemperature acquisition (PT100\/thermocouple) → \u003cstrong\u003eME31 Temperature Series\u003c\/strong\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nMixed DI\/DO\/AI → M31 Mixed Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScale \u0026amp; Density\u003c\/td\u003e\n\u003ctd\u003eSmall point count (\u0026lt;8 channels) → MA01 \/ ME31\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nLarge-scale expandable system → M31 Host + Expansion Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv\u003e\n\u003ch3\u003e2. Detailed Parameter Comparison Tables\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch4\u003eTable 1: \u003ca href=\"https:\/\/ebyteiot.com\/products\/ebyte-ma01-axcx4040-v2p-4di-4do-rs485-control-standard-modbus-rtu-configuration-plc-host-computer-serial-i-o-networking-module?_pos=1\u0026amp;_sid=be898d940\u0026amp;_ss=r\u0026amp;variant=48221748723917\" title=\"MA01 Series RS485 ModBus\" rel=\"noopener\" target=\"_blank\"\u003eMA01 Series\u003c\/a\u003e – Entry-level RS485 Modbus RTU Remote I\/O\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eIdeal for small-scale serial data acquisition and control, with triple-proof coating for industrial sites.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth align=\"center\"\u003eDI Channels\u003c\/th\u003e\n\u003cth align=\"center\"\u003eDO Channels\u003c\/th\u003e\n\u003cth align=\"center\"\u003eAI Channels\u003c\/th\u003e\n\u003cth\u003eCommunication Interface\u003c\/th\u003e\n\u003cth\u003eProtocol\u003c\/th\u003e\n\u003cth\u003ePower Supply\u003c\/th\u003e\n\u003cth\u003eInstallation\u003c\/th\u003e\n\u003cth\u003eDimensions (mm)\u003c\/th\u003e\n\u003cth\u003eKey Features\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMA01-AXCX1010-V2P\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e1\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e1\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003ctd\u003eModbus RTU\u003c\/td\u003e\n\u003ctd\u003eDC 8–28V\u003c\/td\u003e\n\u003ctd\u003eDIN rail + positioning hole\u003c\/td\u003e\n\u003ctd\u003e90×90×40\u003c\/td\u003e\n\u003ctd\u003eRelay output, triple-proof coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMA01-AXCX2020-V2P\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e2\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e2\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003ctd\u003eModbus RTU\u003c\/td\u003e\n\u003ctd\u003eDC 8–28V\u003c\/td\u003e\n\u003ctd\u003eDIN rail + positioning hole\u003c\/td\u003e\n\u003ctd\u003e90×90×40\u003c\/td\u003e\n\u003ctd\u003eRelay output, wet\/dry contact support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMA01-AXCX3030-V2P\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e3\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e3\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003ctd\u003eModbus RTU\u003c\/td\u003e\n\u003ctd\u003eDC 8–28V\u003c\/td\u003e\n\u003ctd\u003eDIN rail + positioning hole\u003c\/td\u003e\n\u003ctd\u003e90×90×40\u003c\/td\u003e\n\u003ctd\u003e10A relay contact capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMA01-AXCX4040-V2P\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e4\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e4\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003ctd\u003eModbus RTU\u003c\/td\u003e\n\u003ctd\u003eDC 8–28V\u003c\/td\u003e\n\u003ctd\u003eDIN rail + positioning hole\u003c\/td\u003e\n\u003ctd\u003e90×90×40\u003c\/td\u003e\n\u003ctd\u003eHongfa relay, multiple output modes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMA01-XHXX0800-V2P\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e8\u003c\/td\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003ctd\u003eModbus RTU\u003c\/td\u003e\n\u003ctd\u003eDC 8–28V\u003c\/td\u003e\n\u003ctd\u003eDIN rail + positioning hole\u003c\/td\u003e\n\u003ctd\u003e136.5×40×90\u003c\/td\u003e\n\u003ctd\u003e16-bit ADC, 4–20mA \/ 0–10V input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv\u003e\n\u003ch4\u003eTable 2: ME31 Series – Compact Specialized Remote I\/O\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eFocus on temperature and analog precision acquisition, suitable for environmental monitoring and industrial temperature measurement scenarios.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth align=\"center\"\u003eDI\u003c\/th\u003e\n\u003cth align=\"center\"\u003eDO\u003c\/th\u003e\n\u003cth\u003eAI \/ Temperature Channels\u003c\/th\u003e\n\u003cth\u003eInterface\u003c\/th\u003e\n\u003cth\u003eProtocol\u003c\/th\u003e\n\u003cth\u003ePower Supply\u003c\/th\u003e\n\u003cth\u003eInstallation\u003c\/th\u003e\n\u003cth\u003eDimensions (mm)\u003c\/th\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/ebyteiot.com\/products\/modbus-ethernet-i-o-network-acquisition-control-module-cdebyte-me31-aaax2240-rs485-rail-installation-2di-2ai-4do-industrial-grade?_pos=1\u0026amp;_sid=9d8e9cbfd\u0026amp;_ss=r\" rel=\"noopener\" target=\"_blank\"\u003eME31-AAAX2240\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e2\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e2\u003c\/td\u003e\n\u003ctd\u003e4 AI\u003c\/td\u003e\n\u003ctd\u003eRS485 \/ RJ45\u003c\/td\u003e\n\u003ctd\u003eModbus RTU\/TCP\u003c\/td\u003e\n\u003ctd\u003eDC 8–28V\u003c\/td\u003e\n\u003ctd\u003eDIN rail\u003c\/td\u003e\n\u003ctd\u003e74×25×102\u003c\/td\u003e\n\u003ctd\u003eGeneral-purpose mixed acquisition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/ebyteiot.com\/products\/temperature-acquisition-module-4-way-pt100-rtd-ethernet-rs485-with-oled-display-screen-cdebyte-me31-xdxx0400-support-modbus?utm_source=copyToPasteBoard\u0026amp;utm_medium=product-links\u0026amp;utm_content=web\" rel=\"noopener\" target=\"_blank\"\u003eME31-XDXX0400-485\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd\u003e4 × PT100 RTD\u003c\/td\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003ctd\u003eModbus RTU\u003c\/td\u003e\n\u003ctd\u003eDC 8–28V\u003c\/td\u003e\n\u003ctd\u003eDIN rail \/ screw\u003c\/td\u003e\n\u003ctd\u003e121×72×34\u003c\/td\u003e\n\u003ctd\u003ePlatinum resistance temperature measurement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/ebyteiot.com\/products\/temperature-acquisition-module-6-way-type-k-thermocouple-cdebyte-me31-xexx0600-ethernet-rs485-with-oled-display-screen-modbus?utm_source=copyToPasteBoard\u0026amp;utm_medium=product-links\u0026amp;utm_content=web\" rel=\"noopener\" target=\"_blank\"\u003eME31-XEXX0600\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd\u003e6 × K-type Thermocouple\u003c\/td\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003ctd\u003eModbus RTU\u003c\/td\u003e\n\u003ctd\u003eDC 8–28V\u003c\/td\u003e\n\u003ctd\u003eDIN rail \/ screw\u003c\/td\u003e\n\u003ctd\u003e121×72×34\u003c\/td\u003e\n\u003ctd\u003eHigh-temperature thermocouple acquisition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/products\/temperature-acquisition-module-8-way-type-k-thermocouple-cdebyte-me31-xexx0800-485-rs485-support-modbus-double-watchdog-dc-8-28v?utm_source=copyToPasteBoard\u0026amp;utm_medium=product-links\u0026amp;utm_content=web\" target=\"_blank\"\u003eME31-XEXX0800-485\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd\u003e8 × K-type Thermocouple\u003c\/td\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003ctd\u003eModbus RTU\u003c\/td\u003e\n\u003ctd\u003eDC 8–28V\u003c\/td\u003e\n\u003ctd\u003eDIN rail \/ screw\u003c\/td\u003e\n\u003ctd\u003e121×72×34\u003c\/td\u003e\n\u003ctd\u003eMulti-channel temperature monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/products\/ebyte-oem-odm-me31-xaxx0600-6ai-modbus-gateway-support-network-module-rj45-rs485-ethernet-io-module?utm_source=copyToPasteBoard\u0026amp;utm_medium=product-links\u0026amp;utm_content=web\" target=\"_blank\"\u003eME31-XAXX0600\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd\u003e6 AI (current\/voltage)\u003c\/td\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003ctd\u003eModbus RTU\u003c\/td\u003e\n\u003ctd\u003eDC 8–28V\u003c\/td\u003e\n\u003ctd\u003eDIN rail\u003c\/td\u003e\n\u003ctd\u003e121×72×34\u003c\/td\u003e\n\u003ctd\u003eHigh-precision analog acquisition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv\u003e\n\u003ch4\u003eTable 3: M31 Series – High-performance Distributed Remote I\/O\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eSecond-generation modular design, supports host + expansion module splicing, covers multiple industrial bus protocols.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch5\u003e3.1 Modbus TCP\/RTU Version\u003c\/h5\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003cth align=\"center\"\u003eDI\u003c\/th\u003e\n\u003cth align=\"center\"\u003eDO\u003c\/th\u003e\n\u003cth align=\"center\"\u003eAI\u003c\/th\u003e\n\u003cth\u003eCommunication Interface\u003c\/th\u003e\n\u003cth\u003eBus Sync Speed\u003c\/th\u003e\n\u003cth\u003ePower Supply\u003c\/th\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eM31-AAAX4440G-U\u003c\/td\u003e\n\u003ctd\u003eHost\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e4\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e4\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e4\u003c\/td\u003e\n\u003ctd\u003e2×RJ45 + RS485\u003c\/td\u003e\n\u003ctd\u003e≤1ms\u003c\/td\u003e\n\u003ctd\u003eDC 9–36V\u003c\/td\u003e\n\u003ctd\u003eDIN rail, spliceable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM31-GXAXX0A00-U\u003c\/td\u003e\n\u003ctd\u003eExpansion\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e16\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd\u003eRS485 (backplane)\u003c\/td\u003e\n\u003ctd\u003e≤1ms\u003c\/td\u003e\n\u003ctd\u003eDC 9–36V\u003c\/td\u003e\n\u003ctd\u003eDIN rail, spliceable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM31-GXXXA0008-U\u003c\/td\u003e\n\u003ctd\u003eExpansion\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e8\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd\u003eRS485 (backplane)\u003c\/td\u003e\n\u003ctd\u003e≤1ms\u003c\/td\u003e\n\u003ctd\u003eDC 9–36V\u003c\/td\u003e\n\u003ctd\u003eDIN rail, spliceable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch5\u003e3.2 Industrial Bus Versions\u003c\/h5\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eBus Protocol\u003c\/th\u003e\n\u003cth align=\"center\"\u003eDI\u003c\/th\u003e\n\u003cth align=\"center\"\u003eDO\u003c\/th\u003e\n\u003cth align=\"center\"\u003eAI\u003c\/th\u003e\n\u003cth\u003eInterface\u003c\/th\u003e\n\u003cth\u003eKey Compatibility\u003c\/th\u003e\n\u003cth\u003ePower Supply\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eM31-AFAX4440G-U-PN\u003c\/td\u003e\n\u003ctd\u003eProfinet RT\/IRT\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e4\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e4\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e4\u003c\/td\u003e\n\u003ctd\u003e2×RJ45\u003c\/td\u003e\n\u003ctd\u003eSiemens TIA Portal, Conformance Class B\u003c\/td\u003e\n\u003ctd\u003eDC 9–36V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM31-xxxx-U-CAT\u003c\/td\u003e\n\u003ctd\u003eEtherCAT\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eConfigurable\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eConfigurable\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eConfigurable\u003c\/td\u003e\n\u003ctd\u003e2×RJ45\u003c\/td\u003e\n\u003ctd\u003eLow latency, distributed motion IO\u003c\/td\u003e\n\u003ctd\u003eDC 9–36V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM31-xxxx-U-CAN\u003c\/td\u003e\n\u003ctd\u003eCANopen\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eConfigurable\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eConfigurable\u003c\/td\u003e\n\u003ctd align=\"center\"\u003eConfigurable\u003c\/td\u003e\n\u003ctd\u003e2×CAN\u003c\/td\u003e\n\u003ctd\u003eCAN2.0A\/B, CiA 301\u003c\/td\u003e\n\u003ctd\u003eDC 9–36V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch5\u003e3.3 LoRa Wireless Distributed I\/O\u003c\/h5\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eFrequency Band\u003c\/th\u003e\n\u003cth align=\"center\"\u003eDI\u003c\/th\u003e\n\u003cth align=\"center\"\u003eDO\u003c\/th\u003e\n\u003cth align=\"center\"\u003eAI\u003c\/th\u003e\n\u003cth\u003eTX Power\u003c\/th\u003e\n\u003cth\u003eTransmission Distance\u003c\/th\u003e\n\u003cth\u003eProtocol\u003c\/th\u003e\n\u003cth\u003ePower Supply\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eM31-AAAX4440G-L\u003c\/td\u003e\n\u003ctd\u003e410–493MHz\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e4\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e4\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e4\u003c\/td\u003e\n\u003ctd\u003e30dBm\u003c\/td\u003e\n\u003ctd\u003e10km (line-of-sight)\u003c\/td\u003e\n\u003ctd\u003eModbus RTU over LoRa\u003c\/td\u003e\n\u003ctd\u003eDC 9–36V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM31-AXAX8080G-L9\u003c\/td\u003e\n\u003ctd\u003e850–930MHz\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e8\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e8\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e0\u003c\/td\u003e\n\u003ctd\u003e30dBm\u003c\/td\u003e\n\u003ctd\u003e10km (line-of-sight)\u003c\/td\u003e\n\u003ctd\u003eModbus RTU over LoRa\u003c\/td\u003e\n\u003ctd\u003eDC 9–36V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv\u003e\n\u003ch4\u003eTable 4: Wireless Remote Synchronous I\/O (Signal Remote Transmission)\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eFor long-distance wireless signal synchronization without wiring.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSeries\u003c\/th\u003e\n\u003cth\u003eTransmission Mode\u003c\/th\u003e\n\u003cth align=\"center\"\u003eDI\/DO Channels\u003c\/th\u003e\n\u003cth\u003eTransmission Distance\u003c\/th\u003e\n\u003cth\u003ePower Supply\u003c\/th\u003e\n\u003cth\u003eKey Features\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eE860-DTU LoRa Series\u003c\/td\u003e\n\u003ctd\u003eLoRa wireless\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e1\/2\/4\/8 channels\u003c\/td\u003e\n\u003ctd\u003e10km\u003c\/td\u003e\n\u003ctd\u003eDC 8–28V\u003c\/td\u003e\n\u003ctd\u003eReal-time synchronous control, DIN rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eE860-DTU 4G Series\u003c\/td\u003e\n\u003ctd\u003e4G Cat.1 cellular\u003c\/td\u003e\n\u003ctd align=\"center\"\u003e1\/2\/4\/8 channels\u003c\/td\u003e\n\u003ctd\u003eUnlimited distance\u003c\/td\u003e\n\u003ctd\u003eDC 8–28V\u003c\/td\u003e\n\u003ctd\u003eGlobal network coverage, cloud management\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv\u003e\n\u003ch3\u003e3. Quick Selection Steps\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003col\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cstrong\u003eConfirm bus protocol\u003c\/strong\u003e: Match the PLC\/host system communication interface first.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cstrong\u003eCount I\/O points\u003c\/strong\u003e: Calculate the required number of DI, DO, AI, AO and temperature channels.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cstrong\u003eSelect wired or wireless\u003c\/strong\u003e: Choose wired for stable and high-speed scenarios; choose LoRa for long-distance wiring-free scenarios; choose 4G for cross-regional scenarios.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cstrong\u003eSelect host or expansion\u003c\/strong\u003e: For systems with more than 16 points, use M31 host + expansion modules to reduce cost.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cstrong\u003eVerify environmental requirements\u003c\/strong\u003e: For harsh sites, prioritize models with triple-proof coating and wide voltage supply.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eApplications\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSmart Factory Automation: The M31 series distributed I\/O (supporting Modbus, Profinet, EtherCAT fieldbuses) connects sensors and solenoid valves directly at production workstations, achieving ≤1ms bus synchronization. Its DIN-rail splice design allows flexible I\/O expansion with production upgrades, and adapts to high-interference workshop environments.\u003c\/li\u003e\n\u003cli\u003eEnergy Management: Combined with ME31 temperature acquisition modules and MA01 digital I\/O modules, it realizes busbar temperature monitoring, switch status collection and energy consumption statistics in distribution rooms. The standard Modbus protocol is compatible with mainstream energy management systems, reducing wiring and construction costs for multi-point acquisition.\u003c\/li\u003e\n\u003cli\u003eRemote Environmental Telemetry: M31 LoRa wireless I\/O or E860-DTU 4G remote I\/O enables wiring-free deployment in field hydrology and meteorology monitoring sites without wired networks. The LoRa version delivers 10km line-of-sight transmission, while the 4G version has no distance limit; both feature wide temperature range and low power design for solar power supply.\u003c\/li\u003e\n\u003cli\u003eBuilding Automation: MA01 series serial I\/O modules can be deployed floor by floor to integrate lighting, access control and fire signals into the building control system. For old building renovation, LoRa wireless I\/O avoids cross-wall wiring and greatly shortens the construction period.\u003c\/li\u003e\n\u003cli\u003ePLC Extension: The full range of remote I\/O supports mainstream protocols including Profinet and Modbus TCP\/RTU, and is directly compatible with Siemens, Mitsubishi and other mainstream PLCs. It flexibly expands digital, analog and temperature channels at a much lower cost than original brand expansion modules, with no need to replace the PLC host.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","products":[{"product_id":"modbus-rtu-serial-io-module-rs485-interface-8do-8-digital-outputs-rail-installation-8-28vdc-cdebyte-ma01-xxcx0080","title":"EBYTE MA01-XXCX0080 EMC RoHS Compliant ModBus RTU Serial IO Module RS485 Interface 8DO 8 Digital Outputs  Rail Installation 8~28VDC","description":"\u003cp\u003eEMC \u0026amp; RoHS Compliant, MA01 -XXCX0080 is a supporting configuration software or PLC, through the serial port (RS485) issuedinstructions to control the 8 relay switch output (DO), to achieve remote control function of the serial I\/O networking module (also known as \"remote IO\").\u003c\/p\u003e\n\n\u003cdiv class=\"product-in\"\u003e\n\u003cp\u003e\u003cb\u003e[Specifications]：\u003c\/b\u003e8DO\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Installation method]：\u003c\/b\u003erail\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Digital output]：\u003c\/b\u003e8\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[working voltage]：\u003c\/b\u003e8~28V (DC)\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[interface]：\u003c\/b\u003eRS485\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Product weight]：\u003c\/b\u003e250g ± 5g\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Size]：\u003c\/b\u003e115*90mm\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+MA01\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/MA-series.jpg?v=1734165377\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+ME31\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ME31-series.jpg?v=1734165418\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+M31\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/M31-series.jpg?v=1734165456\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+E860-DTU\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/E860-DTU-series.jpg?v=1734165476\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\n\u003cdiv class=\"containers\"\u003e\n\u003cdiv class=\"product-introduct\"\u003e\n\u003cdiv class=\"product-pbott\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2022-2-17\/20222171453165404.jpg\" alt=\"MA01-XXCX0080 I\/O network modules with serial port\" title=\"MA01-XXCX0080\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n","brand":"CDEBYTE IoT Module Store","offers":[{"title":"Default Title","offer_id":47447519297741,"sku":"MA01-XXCX0080","price":14.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/MA01-XXCX0080.jpg?v=1789885923"},{"product_id":"rs485-2di-2ai-2do-ma01-aacx2220-modbus-rtu-i-o-network-modules-with-serial-port-for-plc-touch-display-2-switch-output-watchdog","title":"Ebyte MA01-AACX2220 EMC RoHS Compliant RS485 2DI+2AI+2DO ModBus RTU I\/O Network Modules with Serial Port for PLC\/Touch Display 2 Switch Output  Watchdog","description":"\u003cp\u003eEMC \u0026amp; RoHS Compliant, The Ebyte MA01-AACX2220 supports the acquisition of 2-channel sensor switch input (DI) and 2-channelsensor analog input (AI) which are converted to serial port (RS485) and data is transmitted to configuration software or PLC. The serial port I\/O networking module (also known as \"remote IO\") that controls 2 relay switch outputs (DO) by issuing commands through the serial port to realize remote acquisition and control functions.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 20px;\"\u003e\n\u003ctable style=\"width: 100%; min-width: 650px; border-collapse: collapse; text-align: left; font-family: Arial, sans-serif; border: 1px solid #e1e1e1;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003cth style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold; color: #333;\"\u003eTechnical Parameter\u003c\/th\u003e\n\u003cth style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold; color: #333;\"\u003eMA01-AACX2220 Specification\u003c\/th\u003e\n\u003cth style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold; color: #333;\"\u003eRemarks \/ Details\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold;\"\u003eProduct Category\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eModbus RTU Remote I\/O Network Module\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eSerial data acquisition and remote relay control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold;\"\u003eI\/O Channel Configuration\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003e2DI + 2AI + 2DO\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003e2 Digital Inputs, 2 Analog Inputs, 2 Relay Outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold;\"\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eRS485 Bus\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eSupports standard Modbus RTU protocol commands\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold;\"\u003eInstallation Method\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003ePositioning Hole Mounting\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eSecured inside control cabinets and equipment chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold;\"\u003eEnclosure Dimensions\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003e80 x 50 x 30 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eCompact footprint for space-constrained integration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold;\"\u003eProduct Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003e80 g (plus or minus 5 g)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eLightweight construction for embedded industrial control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-in\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cstrong\u003eManual Download\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-in\"\u003e\n\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=3235\"\u003eManual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=1935\"\u003eConfiguration tool\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=1373\"\u003eCompany Proflile\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-in\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-in\"\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cimg title=\"MA01-AACX2220\" alt=\"MA01-AACX2220 I\/O network modules with serial port\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-4-6\/2023461135152271.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg title=\"MA01-AACX2220\" alt=\"Using guide rail installation\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-4-6\/2023461128282266.jpg\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003ePractical Application Scenarios\u003c\/h2\u003e\n\u003ch3\u003e1. Smart Greenhouse Environmental Monitoring and Automated Ventilation Control\u003c\/h3\u003e\n\u003cp\u003eIn modern agricultural automation, growers need to read analog sensor values and drive physical actuators. The MA01-AACX2220 collects analog signals (AI) from 4-20mA or 0-10V temperature and humidity transmitters while acquiring dry contact status (DI) from limit switches on motorized window vents. Connected to an Ebyte DTU (such as the E810 or E840 series) via RS485, the telemetry is sent to a central SCADA system, which triggers the MA01-AACX2220 relay outputs (DO) to open or close exhaust fans and irrigation solenoids automatically.\u003c\/p\u003e\n\u003ch3\u003e2. Distributed Pumping Station Monitoring and Local Interlock Control\u003c\/h3\u003e\n\u003cp\u003eWater treatment facilities require distributed monitoring of tank levels and pump statuses over long distances. The MA01-AACX2220 uses its 2 analog inputs (AI) to continuously monitor liquid pressure sensors and ultrasonic level transmitters, while its 2 digital inputs (DI) detect high-water alarm floats. Integrating with an Ebyte LoRa serial gateway (like the E90-DTU series), field data is relayed to the central control panel, allowing PLCs or HMIs to issue Modbus commands that activate the 2 relay outputs (DO) to trigger backup pumps or sound local warning buzzers.\u003c\/p\u003e\n\u003ch3\u003e3. Factory Equipment Retrofitting with Touch Panel Display Interfaces\u003c\/h3\u003e\n\u003cp\u003eLegacy factory machinery often lacks direct network connectivity to modern Human-Machine Interfaces (HMIs) or host PLCs. Machine integrators mount the MA01-AACX2220 inside equipment electrical enclosures using its 80x50x30mm compact form factor. The module collects machinery running signals (DI) and motor vibration sensor metrics (AI), communicating via RS485 directly to industrial touchscreens or host PLCs using standard Modbus RTU, while driving 2 local relay channels (DO) for emergency safety shutoffs.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFAQ Section\u003c\/h2\u003e\n\u003ch3\u003e1. What Modbus protocol function codes are supported by the MA01-AACX2220 for register polling?\u003c\/h3\u003e\n\u003cp\u003eThe MA01-AACX2220 fully complies with standard Modbus RTU communication protocols over its RS485 bus. It supports standard Modbus function codes including Function 02 (Read Discrete Inputs for DI), Function 03\/04 (Read Holding\/Input Registers for AI data), and Function 05\/06\/0F\/10 (Write Single or Multiple Coils\/Registers for controlling DO relay channels), ensuring plug-and-play integration with PLCs, HMIs, and configuration software.\u003c\/p\u003e\n\u003ch3\u003e2. How are the 2-channel analog inputs (AI) hardware-configured for current vs voltage sensors?\u003c\/h3\u003e\n\u003cp\u003eThe module's 2-channel analog input stage is designed to interface with industry-standard sensor outputs such as 0-20mA \/ 4-20mA current loops or 0-5V \/ 0-10V voltage signals. Hardware engineers can switch the input mode via internal jumpers or software configuration settings to match connected pressure transmitters, temperature probes, or gas sensors.\u003c\/p\u003e\n\u003ch3\u003e3. Can multiple MA01-AACX2220 modules be daisy-chained on a single RS485 bus?\u003c\/h3\u003e\n\u003cp\u003eYes, multiple MA01-AACX2220 modules can be connected in a multi-drop daisy-chain configuration on the same RS485 bus line. Each module features configurable Modbus slave addresses (typically from 1 to 247) and adjustable baud rates via configuration software, allowing a single host PLC, industrial PC, or Ebyte cellular\/LoRa gateway to poll dozens of distributed I\/O channels over two wires.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"CDEBYTE IoT Module Store","offers":[{"title":"Default Title","offer_id":47447685628109,"sku":"MA01-AACX2220","price":11.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/MA01-AACX2220.jpg?v=1789885734"},{"product_id":"modbus-rtu-serial-io-module-rs485-interface-4di-2do-8-digital-outputs-rail-installation-8-28vdc-cdebyte-ma01-axcx4020","title":"EBYTE MA01-AXCX4020 EMC RoHS Compliant ModBus RTU Serial IO Module RS485 Interface 4DI+2DO 8 Digital Outputs  Rail Installation 8~28VDC","description":"\u003cp\u003eEMC \u0026amp; RoHS Compliant, The Ebyte MA01-AXCX4020 supports the acquisition of 4-channel sensor switch input (DI), which is converted to and data is transmitted to configuration software or PLC. The serial port I\/O networking module (also known as \"remote IO\") that controls 2 relay switch outputs (DO) by issuing commands through the serial port to realize remote acquisition and control functions.\u003c\/p\u003e\n\u003cdiv class=\"module-right\"\u003e\n\u003cdiv class=\"product-in\"\u003e\n\u003cp\u003e\u003cb\u003e[Specifications]：\u003c\/b\u003e4DI + 2DO\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Interface mode]：\u003c\/b\u003eRS485\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Installation method]：\u003c\/b\u003epositioning hole\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Product weight]：\u003c\/b\u003e80±5g\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Size]：\u003c\/b\u003e50*80mm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManual Download\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=3239\"\u003emanual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=1935\"\u003econfiguration tool\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=1373\"\u003eCompany Proflile\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+MA01\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/MA-series.jpg?v=1734165377\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-btn\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+ME31\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ME31-series.jpg?v=1734165418\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+M31\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/M31-series.jpg?v=1734165456\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+E860-DTU\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/E860-DTU-series.jpg?v=1734165476\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ctable height=\"560PX\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd bgcolor=\"#2d9bcd\" width=\"69\"\u003e\u003cspan\u003eparameter name\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd bgcolor=\"#2d9bcd\" width=\"140\"\u003e\u003cspan\u003evalue\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\n\u003cp\u003e\u003cspan\u003eOperating Voltage\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003e8~28V (DC)\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003eCommunication interface\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003eRS232\/RS485\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003eProtocol\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003eModbus RTU\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003ebaud rate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003e1200~115200 bps（default 9600 bps）\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003edata bit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003e8\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003estop bit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003e1\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003eCheck Digit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003eNone\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003eDigital input (DI)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003estem node\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003eAnalog input (AI)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003e-\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003eAcquisition frequency\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003e100 Hz\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003etrigger method\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003ePulse trigger \/ level trigger\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003eDigital output (DO)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003eRelay output\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003eContact capacity (DO)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003e10A\/30 VDC 、   10A\/250 VAC\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003ePower indicator (Power)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003eGreen LED indication\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003eInput indication (DI)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003eGreen LED indication\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003eInput Indication (AI)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003eGreen LED indication\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003eOutput indication (DO)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003eRed LED indication\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003eWorking temperature, humidity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003e-40℃ ~ +85℃ 、5%~95%RH 、no condensation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003estorage temperature, humidity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003e-60℃ ~ +125℃ 、5%~95%RH 、no condensation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"69\"\u003e\u003cspan\u003einstallation method\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"140\"\u003e\u003cspan\u003eRail installation or positioning hole installation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"containers\"\u003e\n\u003cdiv class=\"product-introduct\"\u003e\n\u003cdiv class=\"product-pbott\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-4-6\/202346133376625.jpg\" alt=\"I\/O network modules with serial port\" title=\"I\/O network modules with serial port\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-4-6\/2023461128282266.jpg\" alt=\"Using guide rail installation\" title=\"Using guide rail installation\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003ePractical Application Scenarios\u003c\/h2\u003e\n\u003ch3\u003e1. Production Line Equipment Status Monitoring with NB144 Serial Server\u003c\/h3\u003e\nConnect MA01-AXCX4020 DI ports to proximity switches and emergency stop buttons on automated assembly lines, upload equipment running signals via RS485 bus to Ebyte NB144 4-channel serial server. The module’s 100Hz fast sampling captures transient fault signals instantly, relay DO channels control line alarm lights and solenoid valves for interlock protection. Optoelectronic isolation eliminates motor EMI interference in high-power production workshops, and Modbus RTU data is forwarded to remote factory SCADA platforms over Ethernet.\n\u003ch3\u003e2. Smart Greenhouse Irrigation Automatic Control System\u003c\/h3\u003e\nMatch this remote IO module with Ebyte EID041 temperature humidity transmitters; DI channels read soil moisture dry contact sensor signals, DO ports drive water pump and ventilation fan contactors. Wide DC8-28V voltage adapts off-grid solar power supply for field greenhouses, dual rail \u0026amp; wall mounting fits compact control boxes, and anti-surge hardware protects circuits from outdoor lightning surge interference.\n\u003ch3\u003e3. Building Access Control \u0026amp; Exhaust Fan Linkage Management\u003c\/h3\u003e\nDeploy MA01-AXCX4020 inside weak current cabinets of office buildings: DI collects door magnetic switch and card reader trigger signals, DO automatically starts workshop exhaust fans when access control is activated. Dry contact DI design matches mainstream access control hardware, standard Modbus protocol connects to building PLC, and industrial wide temperature range works stably in unheated basement equipment rooms.\n\u003ch3\u003e4. Photovoltaic Junction Box Fault Signal Collection\u003c\/h3\u003e\nInstall multiple MA01-AXCX4020 units at distributed PV combiner boxes, DI channels collect circuit breaker on-off status signals of each string, relay DO outputs trigger site warning beepers for abnormal power generation. RS485 bus long-distance transmission reduces wiring costs across large solar farms, three-proof shell coating resists dust and salt fog in open-air photovoltaic stations.\n\u003ch3\u003e5. Warehouse Conveyor Safety Interlock Control\u003c\/h3\u003e\nLink DI ports to safety grating and limit position sensors on logistics conveyor belts, DO channels control conveyor motor contactors to cut power when safety signals trigger. Pulse trigger mode captures fast belt movement signals without data loss, EMC multi-layer protection avoids signal distortion from frequency converter electromagnetic noise, and compact size saves cabinet installation space.\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eFAQ Section\u003c\/h2\u003e\n\u003ch3\u003e1. Can MA01-AXCX4020 be directly connected to 5V or 24V dry contact sensors without extra conversion boards?\u003c\/h3\u003e\nYes, its DI channels adopt universal dry contact input design, compatible with all passive proximity switches, door magnetic sensors and limit switches with no voltage requirement. No level shifting or signal conversion hardware is needed between the module and common industrial dry contact devices.\n\u003ch3\u003e2. What is the maximum number of MA01-AXCX4020 modules that can be connected on one single RS485 bus?\u003c\/h3\u003e\nThe Modbus address range supports 1 to 255 unique station IDs, theoretically up to 247 modules can be mounted on one RS485 bus under reasonable load. Engineers should reduce baud rate when connecting more than 30 units to prevent bus data congestion and packet loss.\n\u003ch3\u003e3. Can the relay DO channels drive high-power AC contactors directly?\u003c\/h3\u003e\nThe relay contacts support maximum 10A 250VAC load for small loads like indicator lights and miniature valves. For large AC contactors with current over 5A, users need to add intermediate relay amplifiers to avoid contact burnout from overcurrent.\n\u003ch3\u003e4. Does the optoelectronic isolation block ground loop noise in long-distance RS485 wiring?\u003c\/h3\u003e\nInput opto-isolation and independent DC-DC isolated power separate field sensor circuits and main control bus circuits completely, cutting off ground loop current generated by long cable potential difference, which effectively eliminates common mode interference and random signal jump faults.\n\u003ch3\u003e5. Is the graphical configuration software provided free for MA01-AXCX4020 parameter modification?\u003c\/h3\u003e\nEbyte provides free official Windows graphical configuration tool without activation fees, supporting one-click modification of Modbus address, baud rate, DI filter parameters and DO output logic; the software can be downloaded from the official product documentation page.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"CDEBYTE IoT Module Store","offers":[{"title":"Default Title","offer_id":47447688118477,"sku":"MA01-AXCX4020","price":9.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ebyte-ma01-axcx4020-modbus-rtu-serial-io-module-rs485-interface-4di2do-8-digital-outputs-rail-installation-828vdc-6111655.jpg?v=1752564251"},{"product_id":"modbus-rtu-serial-io-module-rs485-interface-4di-4do-4-digital-outputs-rail-installation-8-28vdc-cdebyte-ma01-axcx4040","title":"EBYTE MA01-AXCX4040 EMC\u0026RoHS Compliant ModBus RTU Serial IO Module RS485 Interface 4DI+4DO 4 Digital Outputs Rail Installation 8~28VDC","description":"\u003cp\u003eEMC \u0026amp; RoHS Compliant, MA01-AXCX4040 supports the acquisition of 4-channel sensor switch input (DI), which is converted to serial port(RS485) and data is transmitted to configuration software or PLC. The serial port I\/O networking module (also called \"remote IO\") that realizes the remote acquisition and control by issuing commands through the serial port to control 4 relay switch outputs (DO)\u003c\/p\u003e\n\u003cdiv class=\"product-in\"\u003e\n\u003cp\u003e\u003cb\u003e[Specifications]：\u003c\/b\u003e4DI + 4DO\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Interface mode]：\u003c\/b\u003eRS485\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Installation method]：\u003c\/b\u003erail\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Size]：\u003c\/b\u003e145*90mm\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-btn\"\u003e\n\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+MA01\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/MA-series.jpg?v=1734165377\"\u003e\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/products\/MA01-AXCX4040\/4#Downloads\"\u003e\u003ci class=\"iconfont\"\u003e\u003c\/i\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-btn\"\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+ME31\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ME31-series.jpg?v=1734165418\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-btn\"\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+M31\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/M31-series.jpg?v=1734165456\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-btn\"\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+E860-DTU\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/E860-DTU-series.jpg?v=1734165476\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-btn\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-btn\"\u003e\n\u003cimg title=\"MA01-AXCX4040\" alt=\"MA01-AXCX4040 I\/O network modules with serial port\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2022-2-17\/20222171436465739.jpg\"\u003e\u003cbr\u003e\n\u003c\/div\u003e","brand":"CDEBYTE IoT Module Store","offers":[{"title":"Default Title","offer_id":47447693328589,"sku":"MA01-AXCX4040","price":13.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/MA01-AXCX4040.jpg?v=1789884619"},{"product_id":"temperature-acquisition-module-4-way-pt100-rtd-ethernet-rs485-with-oled-display-screen-cdebyte-me31-xdxx0400-support-modbus","title":"EBYTE ME31-XDXX0400 Temperature Acquisition Module 4-way PT100 RTD Ethernet RS485 With OLED Display Screen Support Modbus","description":"\u003cp\u003eThe Ebyte ME31-XDXX0400 is a PT100 thermal resistor temperature acquisition module with 4-channel PT100 temperature acquisition function, and supports the acquisition of 2\/3-wire PT100 temperature sensors.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 20px;\"\u003e\n\u003ctable style=\"width: 100%; min-width: 650px; border-collapse: collapse; text-align: left; font-family: Arial, sans-serif; border: 1px solid #e1e1e1;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003cth style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold; color: #333;\"\u003eTechnical Parameter\u003c\/th\u003e\n\u003cth style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold; color: #333;\"\u003eME31-XDXX0400 Specification\u003c\/th\u003e\n\u003cth style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold; color: #333;\"\u003eRemarks \/ Details\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold;\"\u003eProduct Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eME31-XDXX0400\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003e4-channel PT100 RTD Temperature Acquisition Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold;\"\u003eSensor Compatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003e4-channel 2-wire \/ 3-wire PT100 RTD\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eHigh-accuracy RTD thermal resistor temperature sampling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold;\"\u003eCommunication Interfaces\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eRJ45 Ethernet Port and RS485 Serial Port\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eDual-port design supporting both local bus and network connectivity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold;\"\u003eSupported Protocols\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eModbus TCP and Modbus RTU\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eBuilt-in Modbus Gateway with TCP\/RTU protocol conversion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold;\"\u003eLocal Display Screen\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eIntegrated OLED Display Screen\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eOn-site real-time temperature viewing and key configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold;\"\u003eWorking Voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eDC 8V to 28V\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eWide supply input range suitable for industrial power supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1; font-weight: bold;\"\u003eInstallation Method\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003e35mm DIN Rail Mounting \/ Screw Mounting\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #e1e1e1;\"\u003eStandard cabinet enclosure installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-in\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable height=\"576\" width=\"100%\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"firstRow\" height=\"32\"\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\" height=\"32\"\u003e\u003cspan\u003eCategory \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\"\u003e\u003cspan\u003eName \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\"\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"64\" rowspan=\"2\"\u003e\u003cspan\u003epower supply\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eWorking voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eDC8～28V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003ePower indicator\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eBlue LED indication\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"96\" rowspan=\"3\"\u003e\u003cspan\u003eCommunication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCommunication interface\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eRJ45, RS485\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eBaud rate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e1200~115200bps (default 9600)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCommunication protocol\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eStandard Modbus TCP, Modbus RTU protocol\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"32\"\u003e\u003cspan\u003eMODBUS\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eDevice address\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCan be modified through Modbus command, host computer, device button\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"224\" rowspan=\"7\"\u003e\u003cspan\u003eTemperature collection\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eNumber of channels\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e4-way\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eSensor type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e2, 3-wire PT100 temperature sensor\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eTemperature resolution\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e0.1℃\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" rowspan=\"2\"\u003e\u003cspan\u003eAccuracy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eNormal temperature (25±5℃) condition: ±0.1%±1℃\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eFull temperature (-40~85℃) condition: ±0.5%±1℃\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCollection frequency\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e1Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCollection display\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eOLED screen display\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"128\" rowspan=\"4\"\u003e\u003cspan\u003eother\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eProduct size\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e121mm * 72mm * 34mm (length * width * height)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eProduct weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e140 ±5 g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eWorking temperature and humidity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e-40 ～ +85℃, 5% ～ 95%RH (no condensation)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eInstallation method\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eGuide rail installation, screw installation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ctable height=\"576\" width=\"100%\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ccolgroup\u003e\u003ccol span=\"3\" width=\"72\"\u003e\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr class=\"firstRow\" height=\"32\"\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\" height=\"32\"\u003e\u003cspan\u003eCategory \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\"\u003e\u003cspan\u003eName \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\"\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"352\" rowspan=\"11\"\u003e\u003cspan\u003eEthernet parameters\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eWorking mode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eTCP server (up to 4 client accesses)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eLocal IP\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e192.168.3.7\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eLocal port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e502\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eSubnet mask\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e255.255.255.0\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eGateway address\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e192.168.3.1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eDHCP\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eOff\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eLocal MAC\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eDetermined by the chip (fixed)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eTarget IP\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e192.168.3.3\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eTarget port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e502\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eDNS server\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e114.114.114.114\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eActive upload\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eOff\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"128\" rowspan=\"4\"\u003e\u003cspan\u003eSerial port parameters\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eBaud rate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e9600bps (8 types)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCheck method\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eNone\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eData bit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e8\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eStop bit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"64\" rowspan=\"2\"\u003e\u003cspan\u003eMODBUS Parameters\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eModbus master-slave\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eSlave\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eAddress\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"containers\"\u003e\n\u003cdiv class=\"product-introduct\"\u003e\n\u003cdiv class=\"product-pbott\"\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+MA01\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/MA-series_3251e330-8d62-443b-9710-49e3b6009e78.jpg?v=1735267608\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+ME31\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ME31-series_aed3de1f-10da-4adf-900b-e91a4ca39d1b.jpg?v=1735267654\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+M31\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/M31-series_b934a360-296f-46ff-b6dc-7f4bbf492f6f.jpg?v=1735267678\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+E860-DTU\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/E860-DTU-series_e9b66253-b43a-40e1-b19e-1f3aa4b80f4a.jpg?v=1735267729\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"High precision and stability\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/2024611115228245.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"Parameter Comparison Table\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/2024611115234226.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"16 core functions\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/2024611115243384.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"High-precision acquisition\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/2024611115261357.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"High protection isolation\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/2024611115291516.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"Real-time temperature display\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152117654.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"Key Configuration\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152139895.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"RS485 Cascade Expansion\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152168525.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"Support 4-way socket link\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152182751.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"ModBus Gateway Features\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152285115.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/Remote_IO_Series.jpg?v=1747644067\" alt=\"Remote I\/O Series\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"selectons\"\u003e\u003c\/div\u003e\n\u003cfooter class=\"footer\"\u003e\n\u003cdiv class=\"footer-top\"\u003e\n\u003cdiv class=\"footer-left\"\u003e\n\u003cdiv class=\"footer-navs\"\u003e\n\u003cdl class=\"footer-navs-item\"\u003e\u003c\/dl\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003csection class=\"online-service\"\u003e\n\u003cdiv class=\"online-text\"\u003e\n\u003cdiv class=\"online-tel\"\u003e\n\u003ca href=\"https:\/\/www.cdebyte.com\/Aboutus-Aboutus\"\u003e\u003c\/a\u003e\n\u003ch2\u003ePractical Application Scenarios\u003c\/h2\u003e\n\u003ch3\u003e1. Multi-Zone Industrial Cold Storage and Pharmaceutical Temperature Telemetry\u003c\/h3\u003e\n\u003cp\u003eIn cold chain logistics and pharmaceutical warehouses, strict multi-point temperature monitoring is required to prevent inventory spoilage. The ME31-XDXX0400 connects up to 4 high-precision 3-wire PT100 sensors across storage zones. Utilizing its RJ45 Ethernet port and Modbus TCP support, thermal data is continuously transmitted over LAN back to SCADA platforms. If local network maintenance occurs, field engineers can inspect channel temperatures directly on the front OLED display screen without hooking up external diagnostic laptops.\u003c\/p\u003e\n\u003ch3\u003e2. Modbus Protocol Gateway Conversion for Distributed Industrial PLC Automation\u003c\/h3\u003e\n\u003cp\u003eIn legacy manufacturing plants upgrading to IoT architectures, centralized PLCs often need to poll serial slave devices over Ethernet. Operating as an intelligent Modbus gateway, the ME31-XDXX0400 automatically converts Modbus TCP queries from host controllers into Modbus RTU instructions sent via its RS485 port. System integrators combine the ME31-XDXX0400 with Ebyte serial servers and industrial switches to bridge legacy RS485 slave meters into enterprise Ethernet networks, streamlining hardware deployment and saving panel space.\u003c\/p\u003e\n\u003ch3\u003e3. Remote Substation Transformer and Cabinet Thermal Monitoring\u003c\/h3\u003e\n\u003cp\u003ePower distribution cabinets and electrical transformers require continuous thermal tracking to detect overheating risks before equipment failure occurs. Mounted on standard 35mm DIN rails, the ME31-XDXX0400 acquires 4-channel PT100 thermal resistor readings directly from busbars and transformer cores. By interconnecting its RS485 port with an Ebyte 4G DTU cellular modem, the module transmits real-time Modbus RTU telemetry to remote cloud control centers for automated over-temperature alerting across widely dispersed grid substations.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFAQ Section\u003c\/h2\u003e\n\u003ch3\u003e1. How does the integrated Modbus Gateway functionality in the ME31-XDXX0400 simplify industrial network expansion?\u003c\/h3\u003e\n\u003cp\u003eThe ME31-XDXX0400 features hardware protocol routing that converts between Modbus TCP over Ethernet and Modbus RTU over RS485. When non-local Modbus addresses are detected, the module automatically routes commands between its serial and network ports. This eliminates the need for standalone protocol converters when adding new RS485 slave IO devices to an existing Ethernet SCADA architecture.\u003c\/p\u003e\n\u003ch3\u003e2. What wiring advantages does supporting both 2-wire and 3-wire PT100 sensors offer?\u003c\/h3\u003e\n\u003cp\u003eThe module supports both 2-wire and 3-wire PT100 thermal resistors across its 4 acquisition channels. Utilizing 3-wire PT100 sensors enables automatic lead wire resistance compensation, which eliminates measurement errors caused by long cable runs in large-scale industrial facilities. 2-wire compatibility provides flexible, low-cost deployment options for short-distance thermal monitoring.\u003c\/p\u003e\n\u003ch3\u003e3. What on-site debugging features are provided by the onboard display screen?\u003c\/h3\u003e\n\u003cp\u003eThe ME31-XDXX0400 includes an integrated OLED display screen paired with front configuration keys. Field technicians can view real-time temperature telemetry for all 4 PT100 channels, verify network IP settings, and adjust Modbus slave addresses on-site without needing dedicated software, computer cables, or handheld serial debuggers.\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/footer\u003e","brand":"CDEBYTE IoT Module Store","offers":[{"title":"Default Title","offer_id":47709699113165,"sku":"ME31-XDXX0400","price":36.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ebyte-me31-xdxx0400-temperature-acquisition-module-4-way-pt100-rtd-ethernet-rs485-with-oled-display-screen-support-modbus-6676686.jpg?v=1752564227"},{"product_id":"temperature-acquisition-module-6-way-type-k-thermocouple-cdebyte-me31-xexx0600-ethernet-rs485-with-oled-display-screen-modbus","title":"EBYTE ME31-XEXX0600 Temperature Acquisition Module 6-way Type K Thermocouple Ethernet RS485 With OLED Display Screen Modbus","description":"\u003cp\u003eME31-XEXX0600 is a K-type thermocouple temperature acquisition module with 6-channel K-type thermocouple temperature acquisition function, supporting the acquisition of 2-wire K-type thermocouple temperature sensors. It also has a display screen to facilitate customers to debug configuration and view temperature on site. The module supports both network and RS485 communication interfaces, and supports Modbus TCP protocol or Modbus RTU protocol for acquisition. It can also be used as a Modbus gateway, automatically sending instructions from non-local Modbus addresses through the serial port\/network port, supporting Modbus TCP and Modbus RTU protocol conversion, and conveniently expanding Modbus slave devices.\u003c\/p\u003e\n\u003cdiv class=\"product-in\"\u003e\n\u003cp\u003e\u003cb\u003e[Communication interface]：\u003c\/b\u003eRJ45, RS485\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Working voltage]：\u003c\/b\u003eDC 8~28V\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Installation method]：\u003c\/b\u003eGuide rail\/screw\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDownload Datasheet\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=3150\"\u003eEbyte me31 Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=1709\"\u003eXCOM\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=3152\"\u003eConfiguration tool\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=1373\"\u003eCompany Proflile\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-btn\"\u003e\n\u003ca class=\"download-in\"\u003e\u003ci class=\"iconfont\"\u003e\u003c\/i\u003e\u003c\/a\u003e\n\u003ctable height=\"576\" width=\"100%\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"firstRow\" height=\"32\"\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\" height=\"32\"\u003e\u003cspan\u003eCategory \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\"\u003e\u003cspan\u003eName \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\"\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"352\" rowspan=\"11\"\u003e\u003cspan\u003eEthernet parameters\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eWorking mode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eTCP server (up to 4 client accesses)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eLocal IP\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e192.168.3.7\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eLocal port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e502\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eSubnet mask\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e255.255.255.0\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eGateway address\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e192.168.3.1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eDHCP\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eOff\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eLocal MAC\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eDetermined by the chip (fixed)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eTarget IP\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e192.168.3.3\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eTarget port\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e502\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eDNS server\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e114.114.114.114\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eActive upload\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eOff\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"128\" rowspan=\"4\"\u003e\u003cspan\u003eSerial port parameters\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eBaud rate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e9600bps (8 types)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCheck method\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eNone\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eData bit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e8\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eStop bit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"64\" rowspan=\"2\"\u003e\u003cspan\u003eMODBUS Parameters\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eModbus master-slave\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eSlave\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eAddress\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable height=\"576\" width=\"100%\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"firstRow\" height=\"32\"\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\" height=\"32\"\u003e\u003cspan\u003eCategory \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\"\u003e\u003cspan\u003eName \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\"\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"64\" rowspan=\"2\"\u003e\u003cspan\u003epower supply\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eWorking voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eDC8～28V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003ePower indicator\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eBlue LED indication\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"96\" rowspan=\"3\"\u003e\u003cspan\u003eCommunication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCommunication interface\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eRJ45, RS485\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eBaud rate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e1200~115200bps (default 9600)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCommunication protocol\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eStandard Modbus TCP, Modbus RTU protocol\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"32\"\u003e\u003cspan\u003eMODBUS\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eDevice address\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCan be modified through Modbus command, host computer, device button\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"224\" rowspan=\"7\"\u003e\u003cspan\u003eTemperature collection\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eNumber of channels\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e6-way\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eSensor type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e2-wire K-type thermocouple temperature sensor\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eTemperature resolution\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e0.1℃\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" rowspan=\"2\"\u003e\u003cspan\u003eAccuracy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eNormal temperature (25±5℃) condition: ±0.1%±1℃\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eFull temperature (-40~85℃) condition: ±0.5%±1℃\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCollection frequency\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e1Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCollection display\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eOLED screen display\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\" height=\"128\" rowspan=\"4\"\u003e\u003cspan\u003eother\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eProduct size\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e121mm * 72mm * 34mm (length * width * height)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eProduct weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e140 ±5 g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eWorking temperature and humidity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e-40 ～ +85℃, 5% ～ 95%RH (no condensation)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"32\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eInstallation method\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eGuide rail installation, screw installation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+MA01\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ME31-series_aed3de1f-10da-4adf-900b-e91a4ca39d1b.jpg?v=1735267654\"\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+ME31\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/MA-series_3251e330-8d62-443b-9710-49e3b6009e78.jpg?v=1735267608\"\u003e\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/products\/ME31-XEXX0600\/4#Downloads\"\u003e\u003ci class=\"iconfont\"\u003e\u003c\/i\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-btn\"\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+M31\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/M31-series_b934a360-296f-46ff-b6dc-7f4bbf492f6f.jpg?v=1735267678\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-btn\"\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+E860-DTU\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/E860-DTU-series_e9b66253-b43a-40e1-b19e-1f3aa4b80f4a.jpg?v=1735267729\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-btn\"\u003e\n\u003cimg alt=\"High precision and stability\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/2024611115228245.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"Parameter Comparison Table\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/2024611115234226.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"16 core functions\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/2024611115243384.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"High-precision acquisition\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/2024611115261357.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"High protection isolation\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/2024611115291516.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"Real-time temperature display\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152117654.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"Key Configuration\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152139895.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"RS485 Cascade Expansion\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152168525.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"Support 4-way socket link\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152182751.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"ModBus Gateway Features\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152285115.jpg\"\u003e\u003cbr\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/Remote_IO_Series.jpg?v=1747644067\" alt=\"Remote I\/O Series\"\u003e\u003c\/p\u003e\n\u003ch2\u003ePractical Application Scenarios\u003c\/h2\u003e\n\u003ch3\u003e1. Multi-Point Thermal Process Monitoring\u003c\/h3\u003e\n\u003cp\u003eIn chemical reaction vessels or industrial ovens, maintaining precise temperature gradients is essential. The ME31-XEXX0600 allows engineers to monitor six distinct thermal zones simultaneously. By utilizing its Modbus TCP\/RTU capability, the collected data can be seamlessly integrated into PLC-based control loops to manage heating elements and maintain strict thermal process consistency.\u003c\/p\u003e\n\u003ch3\u003e2. Large-Scale Facility HVAC Diagnostics\u003c\/h3\u003e\n\u003cp\u003eFor commercial building management, this module simplifies the aggregation of temperature data from high-temperature boilers or piping systems. The integrated display allows maintenance staff to perform on-site health checks without needing a laptop, while the network interface ensures all data is relayed to the central building management system for energy efficiency analysis.\u003c\/p\u003e\n\u003ch3\u003e3. Scalable IoT Sensor Network Expansion\u003c\/h3\u003e\n\u003cp\u003eWhen existing Modbus networks reach capacity, the ME31-XEXX0600 acts as a bridge and gateway. It allows users to connect additional Modbus slave devices to the serial interface and map them to a TCP network, effectively expanding the address space of the facility's monitoring network and providing a cost-effective way to integrate distributed sensors into a unified IoT architecture.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2\u003eFAQ Section\u003c\/h2\u003e\n\u003ch3\u003e1. How does the Modbus gateway function optimize system integration?\u003c\/h3\u003e\n\u003cp\u003eThe gateway function allows for the automatic translation of Modbus RTU serial traffic to Modbus TCP network traffic. This means that a controller on your Ethernet network can read data from serial sensors connected to this module as if they were native TCP devices, drastically simplifying software development and data routing logic.\u003c\/p\u003e\n\u003ch3\u003e2. What are the advantages of having a physical display on the module?\u003c\/h3\u003e\n\u003cp\u003eThe built-in screen provides immediate, real-time visualization of all 6 channels of thermocouple data. For technicians performing on-site commissioning or troubleshooting, this eliminates the \"blind\" installation phase and allows for instant verification of sensor wiring and temperature reading accuracy without waiting for remote server synchronization.\u003c\/p\u003e\n\u003ch3\u003e3. Can this module support long-distance transmission for thermocouple sensors?\u003c\/h3\u003e\n\u003cp\u003eWhile K-type thermocouples are sensitive to electrical noise, the module is designed for industrial environments to minimize signal degradation. For optimal performance, we recommend using high-quality shielded thermocouple wire and keeping the wire run between the probe and the module as short as possible to maintain measurement precision.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"CDEBYTE IoT Module Store","offers":[{"title":"Default Title","offer_id":47709700391117,"sku":"ME31-XEXX0600","price":36.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ebyte-me31-xexx0600-temperature-acquisition-module-6-way-type-k-thermocouple-ethernet-rs485-with-oled-display-screen-modbus-6726622.jpg?v=1752564227"},{"product_id":"8-way-pt100-rtd-temperature-acquisition-module-cdebyte-me31-xdxx0800-485-rs485-high-precision-module-support-modbus-dc-8-28v","title":"EBYTE ME31-XDXX0800-485 8-Way PT100 RTD Temperature Acquisition Module RS485 High Precision Module Support Modbus DC 8~28V","description":"\u003csection class=\"module-view\"\u003e\n\u003cdiv class=\"module-news\"\u003e\n\u003cdiv class=\"module-right\"\u003e\n\u003cdiv class=\"product-in\"\u003e\n\u003cp\u003e\u003cb\u003e\u003c\/b\u003eThe Ebyte ME31-XDXX0800-485 is a PT100 thermal resistor temperature acquisition module with 8-channel PT100 temperature acquisition function, supports RS485 communication interface, supports Modbus RTU standard protocol for acquisition, and can communicate with PC, configuration, PLC and other networks.\u003c\/p\u003e\n  \u003cdiv style=\"overflow-x:auto;margin:20px 0;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" width=\"100%\" style=\"border-collapse:collapse;font-family:Arial,sans-serif;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background:#f2f2f2;\"\u003e\n      \u003cth\u003eParameter Item\u003c\/th\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eRemarks\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eModel Number\u003c\/td\u003e\n      \u003ctd\u003eME31-XDXX0800-485\u003c\/td\u003e\n      \u003ctd\u003e8-channel PT100 RS485 temperature collector\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSupported Sensor\u003c\/td\u003e\n      \u003ctd\u003e2-wire PT100 RTD\u003c\/td\u003e\n      \u003ctd\u003ePlatinum resistance temperature probe\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCollection Channel Quantity\u003c\/td\u003e\n      \u003ctd\u003e8 independent channels\u003c\/td\u003e\n      \u003ctd\u003eSimultaneous multi-point temperature reading\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eADC Resolution\u003c\/td\u003e\n      \u003ctd\u003e16-bit high precision ADC\u003c\/td\u003e\n      \u003ctd\u003eFactory calibrated before delivery\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eTemperature Resolution\u003c\/td\u003e\n      \u003ctd\u003e0.1 Celsius\u003c\/td\u003e\n      \u003ctd\u003eFine-grained data output\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eTemperature Accuracy\u003c\/td\u003e\n      \u003ctd\u003e±0.2% plus 2 Celsius (25 Celsius ambient)\u003cbr\u003e±0.5% plus 2 Celsius (-40~85 Celsius)\u003c\/td\u003e\n      \u003ctd\u003eStable industrial measurement performance\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSampling Frequency\u003c\/td\u003e\n      \u003ctd\u003e1Hz fixed cycle collection\u003c\/td\u003e\n      \u003ctd\u003eReal-time periodic data refresh\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCommunication Interface\u003c\/td\u003e\n      \u003ctd\u003eRS485 differential serial port\u003c\/td\u003e\n      \u003ctd\u003eAnti-interference long-distance wiring\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSupported Protocol\u003c\/td\u003e\n      \u003ctd\u003eStandard Modbus RTU\u003c\/td\u003e\n      \u003ctd\u003eUniversal industrial bus protocol\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eBaud Rate Range\u003c\/td\u003e\n      \u003ctd\u003e1200bps ~ 115200bps, default 9600bps\u003c\/td\u003e\n      \u003ctd\u003eConfigurable via Modbus command\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSupply Voltage Range\u003c\/td\u003e\n      \u003ctd\u003eDC 8V ~ 28V\u003c\/td\u003e\n      \u003ctd\u003eCompatible with 12V\/24V industrial power supply\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOperating Temperature\u003c\/td\u003e\n      \u003ctd\u003e-40 Celsius ~ +85 Celsius\u003c\/td\u003e\n      \u003ctd\u003eFull industrial grade wide temperature\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHumidity Tolerance\u003c\/td\u003e\n      \u003ctd\u003e5%RH ~ 95%RH no condensation\u003c\/td\u003e\n      \u003ctd\u003eThree-proof conformal coating: anti-fungal, anti-humidity, anti-salt spray\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eInstallation Mode\u003c\/td\u003e\n      \u003ctd\u003eDIN rail mount \/ screw fixed mount\u003c\/td\u003e\n      \u003ctd\u003eStandard cabinet layout friendly\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eModule Dimension\u003c\/td\u003e\n      \u003ctd\u003e121mm * 72mm * 34mm\u003c\/td\u003e\n      \u003ctd\u003eCompact industrial enclosure\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNet Weight\u003c\/td\u003e\n      \u003ctd\u003e140g\u003c\/td\u003e\n      \u003ctd\u003eLight weight for cabinet deployment\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eManual Download\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=3149\"\u003eUser Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=3152\"\u003eConfiguration tool\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=1373\"\u003eCompany Proflile\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"module\" class=\"specificate\"\u003e\n\u003ctable height=\"521\" width=\"100%\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"firstRow\" height=\"22\"\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\" height=\"23\"\u003e\u003cspan\u003eCategory \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\"\u003e\u003cspan\u003eName \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd valign=\"middle\" align=\"center\" width=\"72\"\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\" height=\"45\" rowspan=\"2\"\u003e\u003cspan\u003epower supply\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eWorking voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eDC8～28V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003ePower indicator\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eBlue LED indication\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\" height=\"68\" rowspan=\"3\"\u003e\u003cspan\u003ecommunication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCommunication interface\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eRS485\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eBaud rate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e1200~115200bps (default 9600)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCommunication protocol\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eStandard Modbus RTU protocol\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\" height=\"23\"\u003e\u003cspan\u003eMODBUS\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eDevice address\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eCan be modified through Modbus instructions and host computer\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\" height=\"136\" rowspan=\"6\"\u003e\u003cspan\u003eTemperature collection\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eNumber of channels\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e8-way\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eSensor type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e2-wire PT100 temperature sensor\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eTemperature resolution\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e0.1℃\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\" rowspan=\"2\"\u003e\u003cspan\u003eAccuracy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eNormal temperature (25±5℃) condition: ±0.2%±2℃\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eFull temperature (-40~85℃) condition: ±0.5%±2℃\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eAcquisition frequency\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e1Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\" height=\"91\" rowspan=\"4\"\u003e\u003cspan\u003eother\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eProduct size\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e121mm * 72mm * 34mm (length * width * height)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eProduct weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e140 ±5 g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eWorking temperature and humidity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e-40 ～ +85℃, 5% ～ 95%RH (no condensation)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eInstallation method\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eGuide rail installation, screw installation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\" height=\"91\" rowspan=\"4\"\u003e\u003cspan\u003eSerial port parameters\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eBaud rate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e9600bps (8 types)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eVerification method\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eNone\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eData bit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e8\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eStop bit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\" height=\"45\" rowspan=\"2\"\u003e\u003cspan\u003eMODBUS Parameters\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eModbus master-slave\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eSlave\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"22\"\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003eAddress\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd width=\"72\"\u003e\u003cspan\u003e1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+MA01\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/MA-series_3251e330-8d62-443b-9710-49e3b6009e78.jpg?v=1735267608\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+ME31\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ME31-series_aed3de1f-10da-4adf-900b-e91a4ca39d1b.jpg?v=1735267654\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+M31\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/M31-series_b934a360-296f-46ff-b6dc-7f4bbf492f6f.jpg?v=1735267678\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+E860-DTU\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/E860-DTU-series_e9b66253-b43a-40e1-b19e-1f3aa4b80f4a.jpg?v=1735267729\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"containers\"\u003e\n\u003cdiv class=\"product-introduct\"\u003e\n\u003cdiv class=\"product-pbott\"\u003e\n\u003cp\u003e\u003cimg alt=\"High precision and stability\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/2024611115228245.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"Parameter Comparison Table\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/2024611115234226.jpg\"\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ME31-XDXX0800-485.jpg?v=1757311929\" alt=\"\"\u003e\u003cbr\u003e\u003cimg alt=\"High-precision acquisition\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/2024611115261357.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"High protection isolation\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/2024611115291516.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"Real-time temperature display\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152117654.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"Key Configuration\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152139895.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"RS485 Cascade Expansion\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152168525.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"Support 4-way socket link\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152182751.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"ModBus Gateway Features\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2024-6-11\/20246111152285115.jpg\"\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/Aboutus-Aboutus\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/Remote_IO_Series.jpg?v=1747644067\" alt=\"Remote I\/O Series\"\u003e\u003c\/p\u003e\n  \u003ch2\u003ePractical Application Scenarios\u003c\/h2\u003e\n\u003ch3\u003e1. European Food Processing Factory Temperature Monitoring System\u003c\/h3\u003e\n\u003cp\u003eDeploy ME31-XDXX0800-485 modules inside oven, fermentation tank and cold storage cabinets of food production lines, matching 2-wire PT100 probes to capture multi-point internal temperature. Multiple modules support RS485 cascade expansion to collect temperature data of dozens of production equipment, upload temperature values to Siemens PLC and touch HMI via Modbus RTU. The three-proof anti-salt spray shell adapts humid food workshop environment, ensures continuous stable temperature recording for food safety compliance inspection.\u003c\/p\u003e\n\n\u003ch3\u003e2. Southeast Asian Solar Energy Power Station Cabinet Thermal Monitoring\u003c\/h3\u003e\n\u003cp\u003eInstall this 8-channel PT100 collector inside photovoltaic combiner boxes and energy storage battery cabinets, use PT100 sensors to monitor surface temperature of battery packs and power inverters. DC 8~28V wide voltage fits solar off-grid power supply, DIN rail mounting saves cabinet space, RS485 bus transmits temperature data to Ebyte 4G DTU, then wirelessly synchronizes temperature alarm data to cloud monitoring platform for overheat risk early warning of power equipment.\u003c\/p\u003e\n\n\u003ch3\u003e3. North American Chemical Plant Pipeline \u0026amp; Reactor Temperature Collection\u003c\/h3\u003e\n\u003cp\u003eConnect ME31-XDXX0800-485 with PT100 probes attached to chemical reaction kettles and transmission pipelines, realize 8-point simultaneous temperature measurement for each module. The -40 to +85 Celsius wide temperature range adapts outdoor chemical pipeline environment, Modbus RTU data seamlessly connects Delta PLC and industrial configuration software, supports long-distance RS485 wiring between workshop central control room and on-site reactors without signal attenuation.\u003c\/p\u003e\n\n\u003ch3\u003e4. Australian Greenhouse Precision Agriculture Temperature Control\u003c\/h3\u003e\n\u003cp\u003eMount the temperature acquisition module in agricultural intelligent control cabinets, lay PT100 sensors in crop canopy, soil layers and greenhouse ventilation ducts to collect multi-zone ambient temperature. RS485 cascade function connects dozens of ME31 modules to form large-area greenhouse temperature sensing network, collected temperature data transmits to industrial host computer to automatically adjust fan, water curtain and heating equipment for constant temperature planting management.\u003c\/p\u003e\n\n\u003ch3\u003e5. Middle East Refrigerated Logistics Container Real-Time Temperature Tracking\u003c\/h3\u003e\n\u003cp\u003eEquip refrigerated transport containers with ME31-XDXX0800-485 modules, PT100 probes monitor cargo compartment multi-position temperature in real time. Compact size fits limited container control box space, anti-humidity conformal coating resists high humidity inside cold storage, RS485 port links Ebyte LoRa wireless modules to upload container temperature data to logistics cloud platform, meeting cold chain food temperature traceability regulatory requirements.\u003c\/p\u003e\n  \u003ch2\u003eFAQ Section\u003c\/h2\u003e\n\u003ch3\u003e1. Can ME31-XDXX0800-485 connect to multiple PLC brands simultaneously?\u003c\/h3\u003e\n\u003cp\u003eThis collector adopts standard Modbus RTU slave protocol, fully compatible with mainstream industrial PLC brands including Siemens, Mitsubishi, Delta, Omron and Schneider. Engineers only need to set matching Modbus address and baud rate to finish communication connection without custom driver development.\u003c\/p\u003e\n\n\u003ch3\u003e2. What maximum quantity of ME31 modules can be cascaded on one RS485 bus?\u003c\/h3\u003e\n\u003cp\u003eThe RS485 bus supports up to 32 ME31-XDXX0800-485 modules for cascade expansion under standard wiring conditions. Users can add RS485 signal repeaters if more temperature acquisition nodes are required to extend bus transmission distance and node capacity.\u003c\/p\u003e\n\n\u003ch3\u003e3. Does this module support 3-wire or 4-wire PT100 temperature sensors?\u003c\/h3\u003e\n\u003cp\u003eME31-XDXX0800-485 only supports 2-wire PT100 RTD probes. For projects requiring 3-wire or 4-wire high precision PT100 measurement, customers can select Ebyte ME31-XDXX0400 Ethernet version multi-channel temperature acquisition module as alternative model.\u003c\/p\u003e\n\n\u003ch3\u003e4. How to modify Modbus device address and serial baud rate of ME31 module?\u003c\/h3\u003e\n\u003cp\u003eUsers can download Ebyte official PC configuration tool from product page, connect computer with module via RS485 to send Modbus configuration commands, freely adjust device address, baud rate and temperature upload parameters without extra hardware tools.\u003c\/p\u003e\n\n\u003ch3\u003e5. What protection performance does the three-proof conformal coating provide for industrial harsh environments?\u003c\/h3\u003e\n\u003cp\u003eThe module PCB board is coated with special three-proof paint, delivering anti-fungal, anti-humidity and anti-salt spray protection. It effectively avoids circuit corrosion, short circuit and measurement drift caused by moisture, salt fog and mold in coastal, chemical and food workshop industrial scenes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"CDEBYTE IoT Module Store","offers":[{"title":"Default Title","offer_id":47709701439693,"sku":"ME31-XDXX0800-485","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ebyte-me31-xdxx0800-485-8-way-pt100-rtd-temperature-acquisition-module-rs485-high-precision-module-support-modbus-dc-828v-1175594.jpg?v=1752564227"},{"product_id":"ebyte-ma01-xacx0440-rs485-industrial-level-serial-port-i-o-networking-module","title":"Ebyte MA01-XACX0440 EMC\u0026RoHS Compliant RS485 Industrial Level Serial port I\/O networking module","description":"\u003cp\u003eMA01-XACX0440, EMC \u0026amp; RoHS Compliant, is a serial I\/O networking module (also known as \"Remote IO\"). It supports the acquisition of 4-channel analog sensor inputs (AI), converted into RS485 serial data to transmit to configuration software or PLC. Remote acquisition and control are achieved by sending serial commands to control its 4 relay switch outputs (DO).\u003c\/p\u003e\n\u003cdiv class=\"product-in\"\u003e\n\u003cp\u003e\u003cb\u003e[Specifications]：\u003c\/b\u003e4AI+4DO\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Interface]：\u003c\/b\u003eRS485\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Installation method]：\u003c\/b\u003epositioning hole\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Size]：\u003c\/b\u003e115*90*40mm\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Product weight]：\u003c\/b\u003e160±5g\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+MA01\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/MA-series.jpg?v=1734165377\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+ME31\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ME31-series.jpg?v=1734165418\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+M31\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/M31-series.jpg?v=1734165456\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+E860-DTU\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/E860-DTU-series.jpg?v=1734165476\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-btn\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"containers\"\u003e\n\u003cdiv class=\"product-introduct\"\u003e\n\u003cdiv class=\"product-pbott\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2022-2-17\/20222171417406042.jpg\" alt=\"MA01-XACX0440 I\/O network modules with serial port\" title=\"MA01-XACX0440\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"selectons\"\u003e\u003c\/div\u003e\n\u003cfooter class=\"footer\"\u003e\n\u003cdiv class=\"footer-top\"\u003e\n\u003cdiv class=\"footer-left\"\u003e\n\u003cdiv class=\"footer-navs\"\u003e\n\u003cdl class=\"footer-navs-item\"\u003e\u003c\/dl\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/footer\u003e\n\u003cdiv class=\"scrollTop iconfont\"\u003e\n\u003ca href=\"https:\/\/www.cdebyte.com\/Aboutus-Aboutus\"\u003e\u003c\/a\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c!----\u003e","brand":"LoRa Module Manufacturer Factory","offers":[{"title":"Default Title","offer_id":47785765404877,"sku":"MA01-XACX0440","price":13.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/MA01-XACX0440.jpg?v=1789884023"},{"product_id":"ebyte-oem-odm-me31-axax4040-4-way-modbus-gateway-support-network-module-ethernet-io-module","title":"Ebyte ME31-AXAX4040 4 way  Modbus gateway support  network module ethernet io module","description":"\u003cp\u003eThe Ebyte ME31-AXAX4040 is an industrial DIN-rail network I\/O module featuring 4-way dry contact digital inputs and 4-way relay outputs that supports Modbus TCP and Modbus RTU protocols while functioning as an automated Modbus gateway to dynamically cross-route serial and Ethernet traffic.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto; margin: 20px 0; border: 1px solid #e5e7eb; border-radius: 8px;\"\u003e\n\u003ctable style=\"width: 100%; min-width: 600px; border-collapse: collapse; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif; font-size: 14px; text-align: left; line-height: 1.5;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f8fafc; border-bottom: 2px solid #cbd5e1;\"\u003e\n\u003cth style=\"padding: 16px; font-weight: 600; color: #1e293b; width: 40%;\"\u003eSpecification Key\u003c\/th\u003e\n\u003cth style=\"padding: 16px; font-weight: 600; color: #1e293b; width: 60%;\"\u003eTechnical Data Details\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0; background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 14px 16px; font-weight: 500; color: #334155;\"\u003eProduct Model\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; color: #475569;\"\u003eME31-AXAX4040\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0; background-color: #f8fafc;\"\u003e\n\u003ctd style=\"padding: 14px 16px; font-weight: 500; color: #334155;\"\u003eDigital Input (DI)\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; color: #475569;\"\u003e4 Channels (Dry Contact Input Detection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0; background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 14px 16px; font-weight: 500; color: #334155;\"\u003eDigital Output (DO)\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; color: #475569;\"\u003e4 Channels (Mechanical Relay Output)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0; background-color: #f8fafc;\"\u003e\n\u003ctd style=\"padding: 14px 16px; font-weight: 500; color: #334155;\"\u003eSupported Protocols\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; color: #475569;\"\u003eModbus TCP and Modbus RTU standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0; background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 14px 16px; font-weight: 500; color: #334155;\"\u003eGateway Functionality\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; color: #475569;\"\u003eSimple Modbus Gateway (Auto-forwards non-native Modbus addresses)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0; background-color: #f8fafc;\"\u003e\n\u003ctd style=\"padding: 14px 16px; font-weight: 500; color: #334155;\"\u003eInstallation Mode\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; color: #475569;\"\u003eStandard 35mm DIN-Rail Mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0; background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 14px 16px; font-weight: 500; color: #334155;\"\u003eProduct Size\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; color: #475569;\"\u003e121 x 72 x 34 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8fafc;\"\u003e\n\u003ctd style=\"padding: 14px 16px; font-weight: 500; color: #334155;\"\u003eProduct Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 16px; color: #475569;\"\u003e143 to 153 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eName\u003c\/th\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd\u003eDC 8～28V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower indicator\u003c\/td\u003e\n\u003ctd\u003eBlue LED indication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eRJ45, RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaud rate\u003c\/td\u003e\n\u003ctd\u003e9600bps (customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocol\u003c\/td\u003e\n\u003ctd\u003eModbus TCP, Modbus RTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice address\u003c\/td\u003e\n\u003ctd\u003eThe default value is 1 and can be changed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of DI\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDI Input type\u003c\/td\u003e\n\u003ctd\u003eDefault passive switch input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput instructions\u003c\/td\u003e\n\u003ctd\u003eGreen LED indicates\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of DO\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDO output type\u003c\/td\u003e\n\u003ctd\u003eSingle pole single throw type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDO output mode\u003c\/td\u003e\n\u003ctd\u003eLevel output, Pulse output, Follow-up mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay contact capacity\u003c\/td\u003e\n\u003ctd\u003eDC30V\/7A、AC250V\/7A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct weight\u003c\/td\u003e\n\u003ctd\u003e148g ± 5g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct size\u003c\/td\u003e\n\u003ctd\u003e121mm * 72mm * 34mm(Length*width*height)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking temperature and humidity\u003c\/td\u003e\n\u003ctd\u003e-40 ~ + 105℃, 5% ~ 95%RH(No condensation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage temperature and humidity\u003c\/td\u003e\n\u003ctd\u003e-40 ~ + 85℃, 5% ~ 95%RH(No condensation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation method\u003c\/td\u003e\n\u003ctd\u003eRail installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"containers\"\u003e\n\u003cdiv class=\"product-introduct\"\u003e\n\u003cdiv class=\"product-pbott\"\u003e\n\u003cp\u003e\u003cbr\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+MA01\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/MA-series.jpg?v=1734165377\" alt=\"\"\u003e\u003c\/a\u003e\u003cbr\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+ME31\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ME31-series.jpg?v=1734165418\" alt=\"\"\u003e\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+M31\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/M31-series.jpg?v=1734165456\" alt=\"\"\u003e\u003c\/a\u003e\u003cbr\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+E860-DTU\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/E860-DTU-series.jpg?v=1734165476\" alt=\"\"\u003e\u003c\/a\u003e\u003cimg alt=\"Ethernet+R5485 Dual control\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224419443.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"16 Core Functions Worry-free protocol, easy adaptation\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224425913.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"High-precision analog acquisition Real-time data display\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224429330.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"Button Configuration with Virtual Serial Port Software\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224434261.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"Digital Input Photoelectric Isolation\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224444375.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"With Host Computer Software Configurable Input Range\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224455027.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"DI Filter Anti-jitter Pulse Count\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224458614.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"Input And Output Linkage Function Active Reporting Of Status\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224463836.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"Support 4-way Socket Link DNS Domain Name Resolution\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224464359.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"ModBus Gateway Function\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/2023723222596024.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"Product Size Digital input\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232225131793.jpg\"\u003e\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/Remote_IO_Series.jpg?v=1747644067\" alt=\"Remote I\/O Series\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003ePractical Application Scenarios\u003c\/h2\u003e\n\u003ch3\u003e1. Remote Pump and Valve Control in Water Treatment Facilities\u003c\/h3\u003e\n\u003cp\u003eIn modern water management networks, engineers deploy the ME31-AXAX4040 inside localized power distribution boxes to handle remote fluid dynamics. The 4-way dry connection digital inputs monitor real-time physical states from float switches and fault indicators. Concurrently, the 4-way relay outputs connect directly to industrial contactors, allowing remote SCADA host systems to trigger or shut down heavy water pumps and motorized valves via Modbus TCP without delay.\u003c\/p\u003e\n\u003ch3\u003e2. Substation Environmental Control and Security Integration\u003c\/h3\u003e\n\u003cp\u003ePower distribution substations require automated environmental feedback loops to maintain grid safety. The module acts as an edge node that interfaces with physical infrastructure using a standard DIN-rail mount. The 4 DI channels register immediate dry contact alarm signals from localized smoke detectors and door access limit switches. When an alert condition triggers, the central controller commands the 4 DO channels over the Ethernet interface to instantly activate ventilation fans or auxiliary security warning sirens.\u003c\/p\u003e\n\u003ch3\u003e3. Factory Legacy Fieldbus-to-Ethernet System Migration\u003c\/h3\u003e\n\u003cp\u003eDuring industrial upgrades, plant system integrators frequently need to bridge older RS485 machinery with modern localized IT infrastructure. By utilizing this network module as a hardware bridge, technicians can connect serial sensors to the RS485 terminal. Leveraging its simple Modbus gateway feature, the internal processor intercepts polling frames, detects non-local slave addresses, and automatically shifts instructions across the serial\/gateway network boundary to achieve seamless cross-protocol polling.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eFAQ Section\u003c\/h2\u003e\n\u003ch3\u003e1. What type of physical connections do the Digital Input channels expect on this module?\u003c\/h3\u003e\n\u003cp\u003eThe 4 DI channels on the ME31-AXAX4040 are specifically engineered for dry contact detection. This means they are designed to interface with potential-free mechanical switches, limit switches, or clean relay contacts. They do not require external voltage injection to register a logic state change, shielding the internal microcontroller from field-level electrical transients.\u003c\/p\u003e\n\u003ch3\u003e2. How does the simple Modbus gateway mechanism route commands with non-local addresses?\u003c\/h3\u003e\n\u003cp\u003eWhen the module is connected to both a serial network and an Ethernet backbone, its protocol stack monitors the destination slave IDs. If the device receives a Modbus command containing an address that does not match its own local node configuration, the gateway logic automatically packs and passes those instructions out through the alternative communication interface to maintain open inter-device telemetry.\u003c\/p\u003e\n\u003ch3\u003e3. Are the relay outputs on the module suitable for directly switching high-power AC loads?\u003c\/h3\u003e\n\u003cp\u003eThe 4 DO channels consist of integrated mechanical relays designed for standard industrial logic routing and small-signal switching. For high-power AC inductive loads, such as large industrial motors, high-wattage heating elements, or heavy-duty solenoids, it is essential to route the relay output to drive an external AC contactor or solid-state relay to prevent contact welding and inductive noise feedback.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"selectons\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"accessories\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c!----\u003e","brand":"LoRa Module Manufacturer Factory","offers":[{"title":"Default Title","offer_id":47785776971981,"sku":"ME31-AXAX4040","price":30.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ebyte-me31-axax4040-4-way-modbus-gateway-support-network-module-ethernet-io-module-8002840.webp?v=1752564167"},{"product_id":"ebyte-oem-odm-me31-xaax0440-4-way-analog-input-modbus-gateway-support-network-module-ethernet-io-module-lorawan-device","title":"Ebyte ME31-XAAX0440 4 way Analog input Modbus gateway support  network module ethernet io module lorawan device","description":"\u003cp\u003eThe Ebyte ME31-XAAX0440 has 4 Type A relay outputs and 4 analog (0-20mA\/4-20mA) inputs, supports Modbus TCP protocol or Modbus RTU protocol for acquisition and control, and the device can also be used as a simple Modbus gateway (Automatically send commands of non-local Modbus addresses through the serial port\/network port) network I\/O networking module.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Specifications]：\u003c\/b\u003e4AI+4DO\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[AI channels]：\u003c\/b\u003e4-way\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[DO channels]：\u003c\/b\u003e4-way\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Installation mode]：\u003c\/b\u003eDIN-Rail Mounting\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Product size]：\u003c\/b\u003e121*72*34mm\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Product weight]：\u003c\/b\u003e148±5g\u003c\/p\u003e\n\u003cdiv id=\"module\" class=\"specificate\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eName\u003c\/th\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd\u003eDC 8～28V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower indicator\u003c\/td\u003e\n\u003ctd\u003eBlue LED indication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eRJ45, RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaud rate\u003c\/td\u003e\n\u003ctd\u003e9600bps (customizable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocol\u003c\/td\u003e\n\u003ctd\u003eModbus TCP, Modbus RTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice address\u003c\/td\u003e\n\u003ctd\u003eThe default value is 1 and can be changed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAI channels\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcquisition characteristics\u003c\/td\u003e\n\u003ctd\u003eSingle-ended input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput type\u003c\/td\u003e\n\u003ctd\u003e0-20mA、4-20mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAI resolution\u003c\/td\u003e\n\u003ctd\u003e12 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrecision\u003c\/td\u003e\n\u003ctd\u003e3‰\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcquisition frequency\u003c\/td\u003e\n\u003ctd\u003e10Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput instructions\u003c\/td\u003e\n\u003ctd\u003eLED screen display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDO channels\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDO output type\u003c\/td\u003e\n\u003ctd\u003eType A relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDO output mode\u003c\/td\u003e\n\u003ctd\u003eLevel output, pulse output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay contact capacity\u003c\/td\u003e\n\u003ctd\u003eDC30V\/7A、AC250V\/7A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput indication\u003c\/td\u003e\n\u003ctd\u003eRed LED indication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Size\u003c\/td\u003e\n\u003ctd\u003e121mm * 72mm * 34mm (Length*width*height)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eproduct weight\u003c\/td\u003e\n\u003ctd\u003e148 ± 5 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking temperature and humidity\u003c\/td\u003e\n\u003ctd\u003e-40 ～ +85℃、5% ～ 95%RH(No condensation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage temperature and humidity\u003c\/td\u003e\n\u003ctd\u003e-40 ～ +105℃、5% ～ 95%RH(No condensation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation method\u003c\/td\u003e\n\u003ctd\u003eRail installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"containers\"\u003e\n\u003cdiv class=\"product-introduct\"\u003e\n\u003cdiv class=\"product-pbott\"\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+MA01\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/MA-series.jpg?v=1734165377\" alt=\"\"\u003e\u003c\/a\u003e\u003cbr\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+ME31\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ME31-series.jpg?v=1734165418\" alt=\"\"\u003e\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+M31\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/M31-series.jpg?v=1734165456\" alt=\"\"\u003e\u003c\/a\u003e\u003cbr\u003e\u003ca rel=\"noopener\" href=\"https:\/\/ebyteiot.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=product_type:*+E860-DTU\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/E860-DTU-series.jpg?v=1734165476\" alt=\"\"\u003e\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"Ethernet+R5485 Dual control\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224419443.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"16 Core Functions Worry-free protocol, easy adaptation\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224425913.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"High-precision analog acquisition Real-time data display\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224429330.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"Button Configuration with Virtual Serial Port Software\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224434261.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"Digital Input Photoelectric Isolation\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224444375.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"With Host Computer Software Configurable Input Range\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224455027.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"DI Filter Anti-jitter Pulse Count\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224458614.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"Input And Output Linkage Function Active Reporting Of Status\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224463836.jpg\"\u003e\u003cbr\u003e\u003cimg alt=\"Support 4-way Socket Link DNS Domain Name Resolution\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232224464359.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"ModBus Gateway Function\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/2023723222596024.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"Product Size Digital input\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2023-7-23\/20237232225131793.jpg\"\u003e\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/Remote_IO_Series.jpg?v=1747644067\" alt=\"Remote I\/O Series\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003ePractical Application Scenarios\u003c\/h2\u003e\n\u003ch3\u003e1. Smart Factory Industrial Equipment Monitoring\u003c\/h3\u003e\n\u003cp\u003eIn an automated manufacturing environment, the ME31-XAAX0440 acts as a core distributed I\/O node. It utilizes its 4-way analog inputs to collect real-time data from 4-20mA pressure and temperature sensors on the production line. Simultaneously, the 4-way Type A relay outputs can trigger localized alarms or shut off pneumatic valves in case of anomalies. By pairing with Ebyte industrial Ethernet switches, the module seamlessly uploads sensor telemetry to the central SCADA system via Modbus TCP, ensuring zero-latency control and robust edge-level data acquisition.\u003c\/p\u003e\n\u003ch3\u003e2. Agricultural Greenhouse Automation System\u003c\/h3\u003e\n\u003cp\u003eFor precision agriculture, this module simplifies complex environmental control wiring. The analog inputs interface directly with soil moisture and ambient humidity sensors using the 0-20mA standard. Based on the PLC logic transmitted over the RS485 network, the 4 DO relay channels actively control irrigation water pumps and ventilation fans. Operating reliably in high-humidity environments up to 95 percent RH, it provides farm engineers with a durable DIN-Rail edge gateway that bridges legacy serial RTU sensors to a modern TCP management network.\u003c\/p\u003e\n\u003ch3\u003e3. Intelligent Water Treatment Plant Control\u003c\/h3\u003e\n\u003cp\u003eWater facilities require stable integration between legacy hardware and modern IP networks. The ME31-XAAX0440 functions as a highly efficient Modbus gateway, seamlessly routing non-local Modbus commands between the RJ45 network port and the RS485 serial port. It aggregates analog liquid-level sensor data (with high 12-bit precision) from deep water tanks and uses its robust AC250V\/7A relay contacts to manage chemical dosing pumps. When combined with Ebyte wireless LoRa DTU modules (such as the E90-DTU series) for remote site backhaul, it enables municipal engineers to build a highly scalable, wide-area SCADA network without overhauling existing PLCs.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFAQ Section\u003c\/h2\u003e\n\u003ch3\u003e1. What is the maximum contact capacity for the digital relay outputs?\u003c\/h3\u003e\n\u003cp\u003eEach of the 4 DO channels utilizes a Type A relay with a robust contact capacity of DC30V\/7A or AC250V\/7A. This allows the module to directly drive medium-power industrial loads such as electrical contactors, solenoid valves, and indicator lights without requiring intermediate relays, significantly streamlining the electrical cabinet wiring and reducing hardware costs.\u003c\/p\u003e\n\u003ch3\u003e2. Can this module perform Modbus protocol conversion between its interfaces?\u003c\/h3\u003e\n\u003cp\u003eYes, the ME31-XAAX0440 features an integrated smart Modbus gateway function. It can automatically route and forward commands for non-local Modbus addresses between its RJ45 Ethernet port (Modbus TCP) and RS485 serial port (Modbus RTU). This bidirectional conversion acts as a perfect bridge for integrating legacy serial field devices into modern Ethernet-based PLCs or SCADA platforms.\u003c\/p\u003e\n\u003ch3\u003e3. How does the module handle sensor data precision and acquisition speed?\u003c\/h3\u003e\n\u003cp\u003eThe module supports a 12-bit hardware resolution for its 4-way analog inputs (compatible with both 0-20mA and 4-20mA standard industry signals), achieving an impressive measurement precision of 3 parts per thousand. With an acquisition frequency of 10Hz and integrated anti-jitter filtering, it provides highly stable, responsive, and accurate data telemetry for demanding industrial automation tasks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"LoRa Module Manufacturer Factory","offers":[{"title":"Default Title","offer_id":47789623017677,"sku":"ME31-XAAX0440","price":34.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/ebyte-me31-xaax0440-4-way-analog-input-modbus-gateway-support-network-module-ethernet-io-module-lorawan-device-2121740.webp?v=1752564166"},{"product_id":"ebyte-ma01-axcx4040-v2p-4di-4do-rs485-control-standard-modbus-rtu-configuration-plc-host-computer-serial-i-o-networking-module","title":"Ebyte MA01 V2\/V2P Series RS485 ModBus-RTU Serial I\/O Module | 1–4DI+1–4DO Remote I\/O","description":"\u003csection\u003e\n\u003cp\u003eThe Ebyte MA01 series is an industrial-grade RS485 Remote I\/O module supporting the standard Modbus-RTU protocol, offering scalable configurations from 1DI\/1DO to 4DI\/4DO, and featuring an 8-28V DC wide-voltage input range, genuine Hongfa relays, and a robust triple-proof coated enclosure for reliable performance in harsh -40 to +85 degree Celsius environments.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto; margin: 20px 0;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 700px; font-family: Arial, sans-serif; font-size: 14px; border: 1px solid #e0e0e0;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f8f9fa; border-bottom: 2px solid #dee2e6;\"\u003e\n\u003cth style=\"padding: 12px; text-align: left; border: 1px solid #e0e0e0;\"\u003eModel SKU\u003c\/th\u003e\n\u003cth style=\"padding: 12px; text-align: center; border: 1px solid #e0e0e0;\"\u003eDigital Inputs (DI)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; text-align: center; border: 1px solid #e0e0e0;\"\u003eRelay Outputs (DO)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eMA01-AXCX1010-V2\/V2P\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; text-align: center; border: 1px solid #e0e0e0;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; text-align: center; border: 1px solid #e0e0e0;\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eMA01-AXCX2020-V2\/V2P\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; text-align: center; border: 1px solid #e0e0e0;\"\u003e2\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; text-align: center; border: 1px solid #e0e0e0;\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eMA01-AXCX3030-V2\/V2P\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; text-align: center; border: 1px solid #e0e0e0;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; text-align: center; border: 1px solid #e0e0e0;\"\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafafa;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eMA01-AXCX4040-V2\/V2P\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; text-align: center; border: 1px solid #e0e0e0;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; text-align: center; border: 1px solid #e0e0e0;\"\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003ctfoot\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0; font-weight: bold;\" colspan=\"3\"\u003eCommon Specifications: RS485 Interface, Modbus-RTU, 8-28V DC, Triple-proof Coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tfoot\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/202564214155370.jpg\" alt=\"Ebyte MA01 RS485 ModBus-RTU serial I\/O networking module overview\" loading=\"lazy\"\u003e\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eModel Selection \u0026amp; Specifications\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" width=\"100%\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #5285DC; color: #fff;\"\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eDI Channels\u003c\/th\u003e\n\u003cth\u003eDO Channels\u003c\/th\u003e\n\u003cth\u003eSize (mm)\u003c\/th\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMA01-AXCX1010-V2P\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003e54×90×32\u003c\/td\u003e\n\u003ctd\u003e75±5g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMA01-AXCX2020-V2P\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003e90×90×40\u003c\/td\u003e\n\u003ctd\u003e123±5g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMA01-AXCX3030-V2P\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e90×90×40\u003c\/td\u003e\n\u003ctd\u003e134±5g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMA01-AXCX4040-V2P\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e115×90×40\u003c\/td\u003e\n\u003ctd\u003e165±5g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMA01-AXCX1010-V2\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003e54×90×32\u003c\/td\u003e\n\u003ctd\u003e74±5g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMA01-AXCX2020-V2\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003e90×90×40\u003c\/td\u003e\n\u003ctd\u003e121±5g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMA01-AXCX3030-V2\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e90×90×40\u003c\/td\u003e\n\u003ctd\u003e133±5g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMA01-AXCX4040-V2\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e115×90×40\u003c\/td\u003e\n\u003ctd\u003e164±5g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eV2P = triple-proof coating version; V2 = standard version\u003c\/em\u003e\u003c\/p\u003e\n\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/202564214189115.jpg\" alt=\"Ebyte MA01 series model comparison table — DI\/DO channel count and dimensions\" loading=\"lazy\"\u003e\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" width=\"100%\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #5285DC; color: #fff;\"\u003e\n\u003cth\u003eCategory\u003c\/th\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"3\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003eDC 8–28V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking Current\u003c\/td\u003e\n\u003ctd\u003e50mA @12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Indicator\u003c\/td\u003e\n\u003ctd\u003eGreen LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"8\"\u003eRS485 Serial Port\u003c\/td\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaud Rate\u003c\/td\u003e\n\u003ctd\u003e1200–115200 bps (default 9600 bps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Bits\u003c\/td\u003e\n\u003ctd\u003e8 (fixed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eParity\u003c\/td\u003e\n\u003ctd\u003eNone \/ Odd \/ Even (default: None)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStop Bits\u003c\/td\u003e\n\u003ctd\u003e1 (fixed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocol\u003c\/td\u003e\n\u003ctd\u003eModBus RTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Address\u003c\/td\u003e\n\u003ctd\u003e0–255 (default 1; 0 = broadcast)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComm Indicator\u003c\/td\u003e\n\u003ctd\u003eRed LED flashes at 60ms period\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"5\"\u003eDI Input\u003c\/td\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e1 \/ 2 \/ 3 \/ 4 (model-dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface Type\u003c\/td\u003e\n\u003ctd\u003eDry contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrigger Mode\u003c\/td\u003e\n\u003ctd\u003eRising edge \/ Falling edge \/ Level (default: rising edge)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Parameter\u003c\/td\u003e\n\u003ctd\u003e1–16 (default 6)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSampling Frequency\u003c\/td\u003e\n\u003ctd\u003e1 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"5\"\u003eDO Output\u003c\/td\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e1 \/ 2 \/ 3 \/ 4 (model-dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eC-type relay (NO + NC), Hongfa genuine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003eLevel \/ Pulse \/ Follow \/ Cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Capacity\u003c\/td\u003e\n\u003ctd\u003e30V\/10A DC; 250V\/10A AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Indicator\u003c\/td\u003e\n\u003ctd\u003eRed LED per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"3\"\u003eEnvironment\u003c\/td\u003e\n\u003ctd\u003eOperating Temp\/Humidity\u003c\/td\u003e\n\u003ctd\u003e-40–+85℃, 5–95%RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\/Humidity\u003c\/td\u003e\n\u003ctd\u003e-60–+125℃, 5–95%RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eDIN rail + positioning hole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003ch3\u003eStandard ModBus-RTU Protocol — Plug-and-Play Integration\u003c\/h3\u003e\n\u003cp\u003eFully compliant with the ModBus-RTU standard. Directly readable by mainstream PLCs (Siemens, Mitsubishi, Omron), SCADA systems, and configuration software without custom drivers. Device address range 0–255 supports multi-drop RS485 bus topology.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/202564214193297.jpg\" alt=\"Ebyte MA01 ModBus-RTU standard protocol compatible with PLC and SCADA\" loading=\"lazy\"\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eHongfa Genuine Relay — High-Reliability DO Output\u003c\/h3\u003e\n\u003cp\u003eEach DO channel uses an authentic Hongfa C-type relay rated at 30V\/10A DC or 250V\/10A AC. Supports four output modes: Level, Pulse, Follow, and Cycle — covering the full range of industrial switching scenarios.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/202564214237017.jpg\" alt=\"Ebyte MA01 Hongfa genuine relay DO output channel\" loading=\"lazy\"\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eHigh Protection \u0026amp; Strong Isolation Design\u003c\/h3\u003e\n\u003cp\u003eV2P variants are coated with triple-proof paint (anti-mold, anti-humidity, anti-salt spray). Optical isolation between RS485 bus and I\/O channels prevents ground loops and surge damage in harsh industrial environments.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/202564214213303.jpg\" alt=\"Ebyte MA01 high protection triple-proof coating and optical isolation\" loading=\"lazy\"\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eFour DO Output Modes for Flexible Control\u003c\/h3\u003e\n\u003cp\u003eLevel mode for sustained on\/off; Pulse mode for timed momentary switching; Follow mode mirrors DI input state; Cycle mode for periodic toggling — all configurable via ModBus registers without firmware changes.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/202564214224295.jpg\" alt=\"Ebyte MA01 four relay output modes: level, pulse, follow, cycle\" loading=\"lazy\"\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eBuilt-in Watchdog \u0026amp; Communication Timeout Reset\u003c\/h3\u003e\n\u003cp\u003eHardware watchdog prevents system lockup. Configurable communication interruption timeout automatically resets DO outputs to a safe state when the host loses connection — critical for unattended remote installations.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/202564214474742.png\" alt=\"Ebyte MA01 built-in watchdog and communication timeout auto-reset\" loading=\"lazy\"\u003e \u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/202564214477561.png\" alt=\"Ebyte MA01 communication interruption reset function\" loading=\"lazy\"\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eIndustrial-Grade Quality \u0026amp; Easy Maintenance\u003c\/h3\u003e\n\u003cp\u003eRated -40℃ to +85℃ for full industrial temperature range. One-button parameter reset restores factory defaults. Supports in-field firmware upgrade via RS485 without disassembly.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/202564214226741.jpg\" alt=\"Ebyte MA01 industrial grade quality -40 to 85°C operating temperature\" loading=\"lazy\"\u003e \u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/202564214482106.jpg\" alt=\"Ebyte MA01 parameter reset button\" loading=\"lazy\"\u003e \u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/202564214493347.png\" alt=\"Ebyte MA01 firmware upgrade via RS485\" loading=\"lazy\"\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eDIN Rail \u0026amp; Positioning Hole Mounting\u003c\/h3\u003e\n\u003cp\u003eStandard DIN rail clip plus positioning holes for panel or cabinet mounting. Compact footprint from 54×90×32mm (1010) to 115×90×40mm (4040) fits standard control enclosures.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/202564214499105.png\" alt=\"Ebyte MA01 DIN rail and positioning hole mounting method\" loading=\"lazy\"\u003e \u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/202564214508293.png\" alt=\"Ebyte MA01 product dimensions drawing\" loading=\"lazy\"\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2 data-path-to-node=\"6\"\u003ePractical Application Scenarios\u003c\/h2\u003e\n\u003ch3 data-path-to-node=\"7\"\u003e1. Decentralized Industrial Automation and PLC Expansion\u003c\/h3\u003e\n\u003cp data-path-to-node=\"8\"\u003eIn large-scale manufacturing plants, physical I\/O ports on a primary PLC are often exhausted. The MA01 series acts as a distributed I\/O node, allowing engineers to expand digital sensing and relay control capabilities across the facility using a simple RS485 bus, drastically reducing field wiring costs and complexity.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"9\"\u003e2. Smart Grid and Power Distribution Monitoring\u003c\/h3\u003e\n\u003cp data-path-to-node=\"10\"\u003eUtilized in substations and power distribution cabinets, these modules provide reliable status acquisition of breakers (DI) and remote tripping\/switching control (DO). The triple-proof coating (anti-salt spray, anti-humidity) ensures stable operation in semi-outdoor environments where traditional electronics might fail due to environmental corrosion.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"11\"\u003e3. Smart Agriculture Greenhouse Management\u003c\/h3\u003e\n\u003cp data-path-to-node=\"12\"\u003eIntegrated with Ebyte’s wireless telemetry systems, the MA01 manages automated environmental controls such as irrigation pumps, ventilation fans, and lighting arrays. By connecting to a local HMI or wireless DTU, the system enables precise closed-loop automation based on real-time soil moisture and ambient temperature sensor data.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/20256421543526.png\" alt=\"Ebyte MA01 RS485 I\/O module application scenarios: industrial automation, building control, energy\" loading=\"lazy\"\u003e\u003c\/section\u003e\n\u003csection\u003e\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-6-4\/20256421546017.jpg\" alt=\"Ebyte MA01 stable and reliable industrial performance\" loading=\"lazy\"\u003e\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv itemscope=\"\" itemtype=\"https:\/\/schema.org\/FAQPage\"\u003e\n\u003cdiv itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003ch3 itemprop=\"name\"\u003eQ: Is the MA01 compatible with Siemens, Mitsubishi, or Omron PLCs?\u003c\/h3\u003e\n\u003cdiv itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n\u003cp itemprop=\"text\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. The MA01 implements standard ModBus-RTU over RS485. Any PLC or master device with a ModBus-RTU master function can read DI status and write DO commands directly using the published register map — no custom driver required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003ch3 itemprop=\"name\"\u003eQ: What is the difference between V2 and V2P variants?\u003c\/h3\u003e\n\u003cdiv itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n\u003cp itemprop=\"text\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e V2P adds a triple-proof conformal coating (anti-mold, anti-humidity, anti-salt spray) over the PCB, making it suitable for outdoor enclosures, coastal environments, or high-humidity industrial sites. Electrically and functionally identical to V2.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003ch3 itemprop=\"name\"\u003eQ: How many MA01 modules can be connected on one RS485 bus?\u003c\/h3\u003e\n\u003cdiv itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n\u003cp itemprop=\"text\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Up to 255 devices (addresses 1–255) can share one RS485 bus. Address 0 is reserved as the broadcast address. Recommended maximum bus length is 1200m at 9600 bps with proper termination resistors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003ch3 itemprop=\"name\"\u003eQ: What happens to the relay outputs if RS485 communication is lost?\u003c\/h3\u003e\n\u003cdiv itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n\u003cp itemprop=\"text\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The built-in communication timeout watchdog detects bus silence and automatically resets all DO outputs to a configurable safe state (default: all relays open). This prevents uncontrolled actuator states during network faults.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope=\"\" itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003ch3 itemprop=\"name\"\u003eQ: Can the baud rate and device address be changed in the field?\u003c\/h3\u003e\n\u003cdiv itemscope=\"\" itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n\u003cp itemprop=\"text\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. Baud rate (1200–115200 bps) and device address (1–255) are configurable via ModBus holding registers or the Ebyte configuration tool over RS485. A hardware reset button restores factory defaults (9600 bps, address 1) without a PC.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"IOT Module Shop Manufacturer Factory","offers":[{"title":"MA01-AXCX4040-V2P","offer_id":48221748625613,"sku":"MA01-AXCX4040-V2P","price":13.15,"currency_code":"USD","in_stock":true},{"title":"MA01-AXCX300-V2P","offer_id":48221748658381,"sku":"MA01-AXCX300-V2P","price":10.25,"currency_code":"USD","in_stock":false},{"title":"MA01-AXCX2020-V2P","offer_id":48221748691149,"sku":"MA01-AXCX2020-V2P","price":9.29,"currency_code":"USD","in_stock":true},{"title":"MA01-AXCX1010-V2P","offer_id":48221748723917,"sku":"MA01-AXCX1010-V2P","price":8.09,"currency_code":"USD","in_stock":true},{"title":"MA01-AXCX4040-V2","offer_id":48239591194829,"sku":"MA01-AXCX4040-V2","price":11.29,"currency_code":"USD","in_stock":true},{"title":"MA01-AXCX3030-V2","offer_id":48239591227597,"sku":"MA01-AXCX3030-V2","price":9.29,"currency_code":"USD","in_stock":true},{"title":"MA01-AXCX2020-V2","offer_id":48239591260365,"sku":"MA01-AXCX2020-V2","price":7.35,"currency_code":"USD","in_stock":true},{"title":"MA01-AXCX1010-V2","offer_id":48239591293133,"sku":"MA01-AXCX1010-V2","price":6.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/6391ace427ade714b70fb966024ae804_dc21594a-1270-415f-8436-415d86612433.jpg?v=1792029718"},{"product_id":"ebyte-4di-4do-4ai-8di-8do-modbus-tcp-rtu-rj45-rs485-second-generation-high-performance-distributed-io-host-extension-modules","title":"Ebyte M31 U Series 4DI+4DO+4AI 8DI+8DO Modbus TCP\/RTU RJ45 RS485 Second Generation High Performance Distributed IO Host Extension Modules","description":"\u003cp style=\"text-align: center;\"\u003e\u003cbr\u003e\u003ca href=\"https:\/\/play.video.alibaba.com\/global\/play\/6000343130207.mp4?dft=hd\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-12-17\/20251217952397331.jpg\" alt=\"product introduction\" title=\"product introduction\"\u003e\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003ca href=\"https:\/\/play.video.alibaba.com\/global\/play\/6000339408554.mp4?dft=hd\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2026-8-4\/2026841145295945.png\" title=\"Tutorial of M31-U-CAN Series\" alt=\"Tutorial of M31-U-CAN Series\"\u003e\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003eThe Ebyte high-performance distributed IO host supports standard Modbus TCP and Modbus RTU protocols and is suitable for data acquisition and control. The device is equipped with 10\/100M adaptive dual Ethernet interfaces and supports switch functions. The internal bus speed can reach up to 1ms. It has the characteristics of switching and analog disconnection output reset to ensure that it can be restored to the preset state when communication is interrupted. The product shell is sprayed with three-proof paint, which has the functions of \"anti-mold\", \"anti-humidity\" and \"anti-salt spray\".\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Specifications]：\u003c\/b\u003e8DI+8DO\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Communication interface]：\u003c\/b\u003eRJ45, RS485\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Working voltage]：\u003c\/b\u003eDC 9~36V\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Installation method]：\u003c\/b\u003epositioning hole, guide rail installation\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e[Product size]：\u003c\/b\u003e110*40*100mm\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDownload Manual\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=4252\"\u003eM31-A\/X Series Manual\u003c\/a\u003e \u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=4253\"\u003eM31-G Series Manual \u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=4255\"\u003eM31 Series Configuration Tool \u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=1373\"\u003eEbyte Company Profile\u003c\/a\u003e \u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto; box-shadow: 0 4px 6px rgba(0,0,0,0.05); border-radius: 6px; margin-bottom: 40px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: 'Segoe UI', Arial, sans-serif; min-width: 900px; border: 1px solid #dee2e6; text-align: center;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #0056b3; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 14px; border: 1px solid #dee2e6; text-align: left; width: 16%; font-weight: 600;\"\u003eI\/O Category\u003c\/th\u003e\n\u003cth style=\"padding: 14px; border: 1px solid #dee2e6; width: 26%; font-weight: 600;\"\u003eHost Module\u003cbr\u003e\u003cspan style=\"font-size: 12px; font-weight: 400; color: #d0e4ff;\"\u003e(Dual RJ45 + RS485)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003cth style=\"padding: 14px; border: 1px solid #dee2e6; width: 26%; font-weight: 600;\"\u003eExpansion Module\u003cbr\u003e\u003cspan style=\"font-size: 12px; font-weight: 400; color: #d0e4ff;\"\u003e(Backplane Bus)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003cth style=\"padding: 14px; border: 1px solid #dee2e6; width: 8%; font-weight: 600;\"\u003eDI\u003c\/th\u003e\n\u003cth style=\"padding: 14px; border: 1px solid #dee2e6; width: 8%; font-weight: 600;\"\u003eDO\u003c\/th\u003e\n\u003cth style=\"padding: 14px; border: 1px solid #dee2e6; width: 8%; font-weight: 600;\"\u003eAI\u003c\/th\u003e\n\u003cth style=\"padding: 14px; border: 1px solid #dee2e6; width: 8%; font-weight: 600;\"\u003eAO\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; text-align: left; font-weight: bold; color: #333;\" rowspan=\"3\"\u003eMixed I\/O\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #0056b3; font-weight: 600;\"\u003eM31-AFAX4440G-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #495057; font-weight: 500;\"\u003eM31-GAFAX4440-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; background-color: #f8f9fa;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; background-color: #f8f9fa;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; background-color: #f8f9fa;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #0056b3; font-weight: 600;\"\u003eM31-AXAX8080G-U\u003cbr\u003eM31-AXEX8080G-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #495057; font-weight: 500;\"\u003eM31-GAXAX8080-U\u003cbr\u003eM31-GAXEX8080-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; background-color: #f8f9fa;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; background-color: #f8f9fa;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #0056b3; font-weight: 600;\"\u003eM31-AXAX4040G-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #495057; font-weight: 500;\"\u003eM31-GAXAX4040-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; background-color: #f8f9fa;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; background-color: #f8f9fa;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fbfcfd;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; text-align: left; font-weight: bold; color: #333;\" rowspan=\"2\"\u003eDigital Input (DI)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #0056b3; font-weight: 600;\"\u003eM31-AXXXA000G-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #495057; font-weight: 500;\"\u003eM31-GAXXXA000-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; color: #d9534f; background-color: #fdf5f5;\"\u003e16\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fbfcfd;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #0056b3; font-weight: 600;\"\u003eM31-AXXX8000G-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #495057; font-weight: 500;\"\u003eM31-GAXXX8000-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; background-color: #f8f9fa;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; text-align: left; font-weight: bold; color: #333;\" rowspan=\"3\"\u003eDigital Output (DO)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #0056b3; font-weight: 600;\"\u003eM31-XAXX0A00G-U\u003cbr\u003eM31-XBXX0A00G-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #495057; font-weight: 500;\"\u003eM31-GXBXX0A00-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; color: #d9534f; background-color: #fdf5f5;\"\u003e16\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #0056b3; font-weight: 600;\"\u003eM31-XFXX0800G-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #495057; font-weight: 500;\"\u003eM31-GXFXX0800-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; background-color: #f8f9fa;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #0056b3; font-weight: 600;\"\u003eM31-XDXX0600G-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #495057; font-weight: 500;\"\u003eM31-GXDXX0600-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; background-color: #f8f9fa;\"\u003e6\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fbfcfd;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; text-align: left; font-weight: bold; color: #333;\" rowspan=\"2\"\u003eAnalog Input (AI)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #0056b3; font-weight: 600;\"\u003eM31-XXAX00A0G-U\u003cbr\u003eM31-XXEX00A0G-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #495057; font-weight: 500;\"\u003eM31-GXXAX00A0-U\u003cbr\u003eM31-GXXEX00A0-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; color: #d9534f; background-color: #fdf5f5;\"\u003e16\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fbfcfd;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #999; font-style: italic;\"\u003e(Expansion Only)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #495057; font-weight: 500;\"\u003eM31-GXXAX0080-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; background-color: #f8f9fa;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; text-align: left; font-weight: bold; color: #333;\"\u003eAnalog Output (AO)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #0056b3; font-weight: 600;\"\u003eM31-XXXA0008G-U\u003cbr\u003eM31-XXXB0008G-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #495057; font-weight: 500;\"\u003eM31-GXXXA0008-U\u003cbr\u003eM31-GXXXB0008-U\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; color: #bbb;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; font-weight: bold; background-color: #f8f9fa;\"\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/play.video.alibaba.com\/global\/play\/6000325292071.mp4?dft=hd\" target=\"_blank\"\u003e\u003cimg title=\"product introduction\" alt=\"product introduction\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-12-17\/20251217952397331.jpg\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto; margin-top: 20px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: Arial, sans-serif; min-width: 600px; border: 1px solid #dee2e6;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #0056b3; color: #ffffff; text-align: left;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #dee2e6;\"\u003eKey Parameter\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #dee2e6;\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; background-color: #f8f9fa; font-weight: bold;\"\u003eSeries Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6;\"\u003eEbyte M31 Series Distributed IO Host\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; background-color: #f8f9fa; font-weight: bold;\"\u003eI\/O Configuration\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6;\"\u003e8 Digital Inputs (DI) + 8 Digital Outputs (DO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; background-color: #f8f9fa; font-weight: bold;\"\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6;\"\u003eDual RJ45 (10\/100M Adaptive), RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; background-color: #f8f9fa; font-weight: bold;\"\u003eSupported Protocols\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6;\"\u003eStandard Modbus TCP, Modbus RTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; background-color: #f8f9fa; font-weight: bold;\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6;\"\u003eDC 9 ~ 36V (Wide voltage input)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; background-color: #f8f9fa; font-weight: bold;\"\u003eInternal Bus Speed\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6;\"\u003eUp to 1ms for high-speed synchronization\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; background-color: #f8f9fa; font-weight: bold;\"\u003eProtection Features\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6;\"\u003eThree-proof paint (Anti-mold, moisture, salt spray)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6; background-color: #f8f9fa; font-weight: bold;\"\u003eInstallation \u0026amp; Size\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #dee2e6;\"\u003eDIN Rail \/ Positioning hole | 110 * 40 * 100 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/01_42ea514f-f494-4f73-8378-77300755bc85.jpg?v=1770435886\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/02_d3225507-5a0b-45d6-90ef-c916deff48ab.jpg?v=1770435886\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1200_ab4e4859-4ef0-425c-8995-8b4c6039d807.jpg?v=1773903992\" alt=\"\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/04_06cf55ea-7bd9-4ebf-b749-a000a735d91a.jpg?v=1770435886\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/05_82ac311e-77ab-4a43-b8f3-6e0402080d83.jpg?v=1770435886\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/06.gif?v=1770435887\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/07_fe701dbf-9c2f-438d-8d57-63607b90eabc.jpg?v=1770435886\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/08_95329eab-a517-49e8-a7b0-8b92d17028c5.jpg?v=1770435886\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/09_22f97f0d-48ea-46d8-915b-19f4867f25ae.jpg?v=1770435886\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/10_3300e89c-cb37-449a-8c6f-726b736d664f.jpg?v=1770435886\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/11_90fc3f19-6d86-4763-b5c1-e73803b217cd.jpg?v=1770435886\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/12_9ccabc45-84da-49b6-9fe5-8be4627e3917.jpg?v=1770435886\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/13_35c21821-2f02-4fad-af1b-463915cb28a4.jpg?v=1770435886\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/14_032ef4c8-1906-48a4-9911-5dacb14c8af4.jpg?v=1770435886\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/01_24c1e162-a235-41b2-95b3-6826b40ec319.jpg?v=1770436018\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/02_0704a092-30f4-427b-9a75-784d409c664b.jpg?v=1770436018\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/03_a29c2c1d-68e2-49cd-823f-0ff524064f87.jpg?v=1770435887\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/04_e7e7b2e6-ffed-449f-8575-61c0a36f5f23.jpg?v=1770436018\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/05_f41c5b7e-a5ce-4435-b39c-107dc42e4347.jpg?v=1770436018\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/06_69e68eac-27a8-49c4-9ff3-b4f3ff6fa32b.jpg?v=1770436018\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/07_c76bdbf1-4534-49c9-a09e-8ab7dbbd6bc5.jpg?v=1770436018\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/08_ab252cd6-d2fc-48e8-a29a-6ba111355854.jpg?v=1770436018\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/09_f87d559b-6e9b-4d05-b6ff-2453c15465d5.jpg?v=1770436020\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/10_92674c9e-0288-473c-9417-e38ae45877e6.jpg?v=1770436019\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/01_bfecf045-c33f-43e7-a74f-26c7a434a46a.jpg?v=1770436138\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/02_b48d98f3-5120-4bf3-82cb-08bf1f7ee8b8.jpg?v=1770436139\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/03_339ea79d-b353-4e4b-aed4-3c8a96268411.jpg?v=1770436139\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/04_116ae1ac-114d-4605-903c-0bea233c2bf1.jpg?v=1770436139\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1200_b5474a46-e4bd-40bf-9fe9-01bedd8ff9f1.jpg?v=1777016673\" alt=\"\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/06_a0bce75b-5b72-4434-9927-6259c1197c50.jpg?v=1770436139\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eApplication\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFactory Automation \u0026amp; Conveyor Control:\u003c\/b\u003e In high-speed packaging lines, the M31 series utilizes its ultra-fast 1ms internal bus speed to ensure real-time synchronization between optical sensors (DI) and pneumatic pushers (DO), eliminating mechanical latency and improving production throughput.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eWater Treatment \u0026amp; Chemical Plants:\u003c\/b\u003e Harsh industrial environments easily degrade standard electronics. The M31 series solves this with its three-proof conformal coating (anti-mold, anti-humidity, anti-salt spray), ensuring stable data acquisition of pump statuses and valve controls in highly corrosive atmospheres.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eSmart Grid \u0026amp; Substation Monitoring:\u003c\/b\u003e Power fluctuations are common in substations. The M31 series accommodates this with a wide DC 9~36V input range. Furthermore, its \"disconnection output reset\" function acts as a critical failsafe; if the central SCADA system connection drops, the module automatically resets outputs to a pre-configured safe state, preventing catastrophic equipment overloads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eLarge-Scale HVAC Systems:\u003c\/b\u003e Wiring multiple IO modules across a large facility can be expensive. The M31 features dual 10\/100M adaptive Ethernet ports with built-in switch functionality, allowing integrators to daisy-chain modules in a linear topology, drastically reducing ethernet cable runs and external switch costs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003eQ: How does the wide input voltage of DC 9~36V affect the internal logic circuits of the M31 module?\u003c\/p\u003e\n\u003cp\u003eA: The device utilizes a high-efficiency internal step-down DC-DC switching regulator that actively stabilizes the voltage provided to the MCU and communication ICs. This wide tolerance protects the internal 3.3V and 5V logic rails from transient voltage dips or surges commonly caused by heavy inductive loads or motor start-ups sharing the same industrial power supply rail.\u003c\/p\u003e\n\u003cp\u003eQ: Can you explain the electrical mechanics behind the dual Ethernet ports acting as a switch?\u003c\/p\u003e\n\u003cp\u003eA: The dual 10\/100M adaptive RJ45 ports interface directly with an internal unmanaged ethernet switch IC rather than separate MAC addresses on the MCU. This MAC-level bridging allows network packets not destined for the specific module to be forwarded to the next port with minimal microsecond latency, enabling seamless daisy-chaining without impedance mismatch issues over long CAT5e cable runs.\u003c\/p\u003e\n\u003cp\u003eQ: What exactly happens at the hardware level during a \"disconnection output reset\"?\u003c\/p\u003e\n\u003cp\u003eA: When the internal watchdog timer detects an absence of valid Modbus TCP or RTU polling frames beyond the user-configured timeout threshold, the MCU interrupts its normal routine and forces the logic gate drivers controlling the DO channels to a predefined safe state. This immediately opens or closes the relay contacts or optocouplers, ensuring external actuators do not remain energized blindly during a network failure.\u003c\/p\u003e\n\u003cp\u003eQ: How does the three-proof paint physically protect the PCB and surface-mount components?\u003c\/p\u003e\n\u003cp\u003eA: The three-proof paint is a dielectric conformal coating sprayed over the assembled circuit board. It cures to form a microscopic insulating barrier that dramatically increases surface insulation resistance. This prevents the formation of conductive dendritic growth between tightly spaced SMD component pins when exposed to condensation, salt mist, or corrosive gases, thereby preventing logic short circuits and leakage currents.\u003c\/p\u003e","brand":"IOT Module Shop Manufacturer 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M31 PN Series 4DI+4DO+4AI\/8DI(NPN PNP) 8DO Digital Analog PN Bus Communication Acquisition Profinet Distributed Remote IO Module","description":"\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2026-8-21\/20268211511559203.jpg\" usemap=\"#image-map\"\u003e\u003cmap name=\"image-map\"\u003e\n\u003carea alt=\"\" title=\"\" href=\"https:\/\/play.video.alibaba.com\/global\/play\/6000341016248.mp4?dft=hd\" coords=\"9,141,492,419\" shape=\"rect\" target=\"\"\u003e\n \n\u003carea alt=\"\" title=\"\" href=\"https:\/\/play.video.alibaba.com\/global\/play\/6000341260750.mp4?dft=hd\" coords=\"508,144,992,416\" shape=\"rect\" target=\"\"\u003e\n\u003c\/map\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/play.video.alibaba.com\/global\/play\/6000341016248.mp4?dft=hd\" target=\"_blank\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/play.video.alibaba.com\/global\/play\/6000325356063.mp4?dft=hd\" style=\"font-size: 0.875rem;\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-12-17\/20251217952397331.jpg\" alt=\"product introduction\" title=\"product introduction\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eM31-AFAX4440G-U-PN Profinet Distributed I\/O Module\u003c\/h2\u003e\n\u003cp\u003e4DI (NPN\/PNP) + 4DO (Relay) + 4AI (0-20mA\/4-20mA) Profinet remote I\/O module with dual Ethernet ports.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfinet Conformance Class B\u003c\/strong\u003e - Certified for Siemens TIA Portal integration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 100Mbps RJ45 Ports\u003c\/strong\u003e - Daisy-chain topology with switch functionality\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e±0.1% AI Accuracy\u003c\/strong\u003e - 16-bit ADC for precision analog measurement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5A Relay Outputs\u003c\/strong\u003e - Directly drive valves, contactors, and motors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP20 Protection\u003c\/strong\u003e - DIN-rail mounting for control cabinets\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocol:\u003c\/strong\u003e Profinet RT\/IRT, Modbus TCP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDI Input:\u003c\/strong\u003e 12-24VDC wet\/dry contact, 3ms filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDO Output:\u003c\/strong\u003e 5A 250VAC relays, 100,000 cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAI Input:\u003c\/strong\u003e 0-20mA\/4-20mA, ±0.1% FSR, 1kHz sampling\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 24VDC (18-36VDC), 2.5W typical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temp:\u003c\/strong\u003e -40°C to +75°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, UL 61010-1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eIndustrial Applications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProcess control analog monitoring (tank levels, pressure sensors)\u003c\/li\u003e\n\u003cli\u003ePackaging machine safety interlocks and actuator control\u003c\/li\u003e\n\u003cli\u003eHVAC system damper\/valve control with feedback\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!----------------------------------------------------------------\u003e\n\u003ch2\u003eM31-AXAX8080G-U-PN Profinet Digital I\/O Module\u003c\/h2\u003e\n\u003cp\u003e8DI (NPN\/PNP) + 8DO (Relay) Profinet remote I\/O with real-time diagnostics.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e500μs Cycle Time\u003c\/strong\u003e - High-speed discrete control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-Channel Isolation\u003c\/strong\u003e - 1500Vrms protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Diagnostics\u003c\/strong\u003e - Wire-break detection for AI channels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot Swappable\u003c\/strong\u003e - Module replacement without shutdown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGSDML File Included\u003c\/strong\u003e - Quick PLC integration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocol:\u003c\/strong\u003e Profinet RT, MRP redundancy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDI Input:\u003c\/strong\u003e 24VDC, 3kV surge protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDO Output:\u003c\/strong\u003e Form C relays, 5A resistive load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResponse Time:\u003c\/strong\u003e ≤1ms DI update, ≤10ms DO reaction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 24VDC ±20%, 4W max\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration:\u003c\/strong\u003e 5g @ 10-150Hz (IEC 60068-2-6)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, UL, RoHS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eIndustrial Applications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eAutomated assembly line conveyor control\u003c\/li\u003e\n\u003cli\u003eMaterial handling system limit switch networks\u003c\/li\u003e\n\u003cli\u003eInjection molding machine clamp\/hopper controls\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSystem Integration Notes\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eMax. 16 modules per Profinet controller\u003c\/li\u003e\n\u003cli\u003eSupports PROFIsafe for safety applications\u003c\/li\u003e\n\u003cli\u003eConfiguration via STEP7\/TIA Portal or GSD file\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/0.jpg?v=1770445551\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_8a24ac9a-f435-4193-a5ac-d38925b4e30f.jpg?v=1770445551\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/2_845966e1-817f-4efc-8100-ae59cca94d83.jpg?v=1773978457\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/3_ea4e111f-0dd7-4184-9fe8-6cb0fd6629fe.jpg?v=1770445588\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/4_da8efcee-29aa-48b4-92ff-e6156860a111.jpg?v=1770445587\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/5_a1c58798-1ad4-4fc6-aa0e-80f7445e3c2c.jpg?v=1770445587\"\u003e\u003cimg alt=\"\" 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src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/18_343c47ac-e474-4e06-933e-73f50e02df34.jpg?v=1770444000\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/19_42f87569-475f-4a6d-ba3c-669c769d15cd.jpg?v=1770444000\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/20_b2d86e67-da86-46da-9fb6-f41bd1ab9b09.jpg?v=1770443998\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/21_2e8fe67b-728d-4c9f-bab9-c210326cb882.jpg?v=1770444000\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/22_d8013ee3-a038-4b9d-8574-7b896ef705a8.jpg?v=1770444000\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1200_ac8d1025-7fc5-4e34-9968-c9485557f0a7.jpg?v=1777016907\" alt=\"\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/24_afc74e26-eeef-4c8f-9a60-8e37db981cc9.jpg?v=1770443999\"\u003e\u003c\/p\u003e","brand":"IOT Module Shop Manufacturer Factory","offers":[{"title":"M31-AFAX4440G-U-PN","offer_id":48278894969037,"sku":"M31-AFAX4440G-U-PN","price":69.26,"currency_code":"USD","in_stock":true},{"title":"M31-AXAX8080G-U-PN","offer_id":48421605933261,"sku":"M31-AXAX8080G-U-PN","price":69.26,"currency_code":"USD","in_stock":true},{"title":"M31-AXXX8000G-U-PN","offer_id":48477690855629,"sku":"M31-AXXX8000G-U-PN","price":61.52,"currency_code":"USD","in_stock":true},{"title":"M31-AXXXA000G-U-PN","offer_id":48477690888397,"sku":"M31-AXXXA000G-U-PN","price":65.39,"currency_code":"USD","in_stock":true},{"title":"M31-AXEX8080G-U-PN","offer_id":48477690921165,"sku":"M31-AXEX8080G-U-PN","price":67.32,"currency_code":"USD","in_stock":true},{"title":"P31-XXAX00A0G-U","offer_id":48477690953933,"sku":"M31-XXAX00A0G-U-PN","price":71.19,"currency_code":"USD","in_stock":true},{"title":"M31-XXEX00A0G-U-PN","offer_id":48477690986701,"sku":"M31-XXEX00A0G-U-PN","price":71.19,"currency_code":"USD","in_stock":true},{"title":"M31-AXAX4040G-U-PN","offer_id":48477691019469,"sku":"M31-AXAX4040G-U-PN","price":63.45,"currency_code":"USD","in_stock":true},{"title":"M31-XFXX0800G-U-PN","offer_id":48544507527373,"sku":"M31-XFXX0800G-U-PN","price":71.19,"currency_code":"USD","in_stock":true},{"title":"M31-XAXX0A00G-U-PN","offer_id":48544507560141,"sku":"M31-XAXX0A00G-U-PN","price":76.99,"currency_code":"USD","in_stock":true},{"title":"M31-XBXX0A00G-U-PN","offer_id":48544507592909,"sku":"M31-XBXX0A00G-U-PN","price":76.99,"currency_code":"USD","in_stock":true},{"title":"M31-XXXA0008G-U-PN","offer_id":48544507625677,"sku":"M31-XXXA0008G-U-PN","price":80.86,"currency_code":"USD","in_stock":true},{"title":"M31-XXXB0008G-U-PN","offer_id":48544507658445,"sku":"M31-XXXB0008G-U-PN","price":80.86,"currency_code":"USD","in_stock":true},{"title":"M31-XDXX0600G-U-PN","offer_id":48544507691213,"sku":"M31-XDXX0600G-U-PN","price":73.13,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/3034a1133efe01daba919094b70c6310_e851ea10-a7be-44fd-8cff-185c08d98cab.jpg?v=1770443174"},{"product_id":"ebyte-4di-4ai-4do-rj45-rs485-lora-remote-control-and-acquisition-modbus-rtu-protocol-host-distributed-wireless-remote-io-module","title":"Ebyte M31 L9 Series 4DI+4AI+4DO\/8DI+8DO RJ45 RS485 LoRa Remote Control and Acquisition Modbus RTU Protocol Host Distributed Wireless Remote IO Module","description":"\u003cp\u003eThe Ebyte M31 Series is a robust, LoRa-enabled distributed I\/O system designed for harsh industrial environments, featuring a versatile range of analog and digital control modules including 4AI\/4AO, 8DI\/8DO, and 4DI\/4AI\/4DO configurations to provide reliable long-range wireless remote acquisition and control for complex automation networking.\u003c\/p\u003e\n\u003ch3\u003eSeries Product Variations\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eM31-XAXA0404G-L9\u003c\/strong\u003e: 4AI + 4AO analog control module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM31-AXAX8080G-L9\u003c\/strong\u003e: 8DI + 8DO digital control module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM31-AAAX4440G-L9\u003c\/strong\u003e: 4DI + 4AI + 4DO LoRa wireless module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM31-AXXX8000G-L\u003c\/strong\u003e: 8-channel digital input module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM31-XXAX0080G-L\u003c\/strong\u003e: 8-channel relay output module\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg usemap=\"#image-map\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2026-3-26\/20263261138176364.jpg\"\u003e\u003cmap name=\"image-map\"\u003e \n\u003carea shape=\"rect\" coords=\"8,145,495,421\" href=\"https:\/\/cloud.video.alibaba.com\/play\/u\/2153292369\/p\/1\/e\/6\/t\/1\/d\/hd\/448240817139.mp4\" title=\"\" alt=\"\" target=\"_blank\"\u003e\n \n\u003carea shape=\"rect\" coords=\"511,144,994,419\" href=\"https:\/\/play.video.alibaba.com\/global\/play\/6000326678318.mp4?dft=hd\" title=\"\" alt=\"\" target=\"_blank\"\u003e\n \u003c\/map\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/play.video.alibaba.com\/global\/play\/6000325286537.mp4?dft=hd\" target=\"_blank\"\u003e\u003cimg title=\"product introduction\" alt=\"product introduction\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-12-17\/20251217952397331.jpg\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"magic-6\" src=\"https:\/\/sc04.alicdn.com\/kf\/He127c9cfe40946febe2065a98e717a97A\/226758001\/He127c9cfe40946febe2065a98e717a97A.jpg\"\u003e\u003c\/p\u003e\n\u003ch3\u003eSystem-Wide Capabilities\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoRa Mesh Networking\u003c\/strong\u003e - Star\/mesh topologies with 83 channels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModbus Address Flexibility\u003c\/strong\u003e - 1-255 addresses via DIP switches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot-Swap Expansion\u003c\/strong\u003e - Add modules without power cycling\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransparent Mode\u003c\/strong\u003e - Forward non-local Modbus commands\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Mounting\u003c\/strong\u003e - DIN-rail and panel mounting options\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShared Technical Parameters\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temp:\u003c\/strong\u003e -40°C to +85°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIngress Protection:\u003c\/strong\u003e IP20 (control cabinet use)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWireless Security:\u003c\/strong\u003e AES-128 encryption\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Windows-based utility software\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e EN 55032, EN 61000-6-2, EN 61000-6-4\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDeployment Considerations\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMax 16 nodes per LoRa network segment\u003c\/li\u003e\n\u003cli\u003eE90-DTU gateway required for cloud connectivity\u003c\/li\u003e\n\u003cli\u003e5dBi antenna recommended for 10km range\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-2\"\u003e\u003cimg class=\"magic-3\" src=\"https:\/\/sc04.alicdn.com\/kf\/Hd71e7f1b33df4d42a8e8ab106c74405c7\/226758001\/Hd71e7f1b33df4d42a8e8ab106c74405c7.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-detailManyImage magic-4\"\u003e\n\u003cdiv class=\"magic-5\"\u003e\u003cimg class=\"magic-6\" src=\"https:\/\/sc04.alicdn.com\/kf\/H27dbac7f4a8f4ec383348c0a4c77ba0a8\/226758001\/H27dbac7f4a8f4ec383348c0a4c77ba0a8.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"magic-5\"\u003e\u003cimg class=\"magic-6\" src=\"https:\/\/sc04.alicdn.com\/kf\/He4364f4ca8954df8bc8cc7930c7e9d52d\/226758001\/He4364f4ca8954df8bc8cc7930c7e9d52d.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"magic-5\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"magic-5\"\u003e\u003cimg class=\"magic-6\" src=\"https:\/\/sc04.alicdn.com\/kf\/Hd62cf1a4dc424640b74df94244634541L\/226758001\/Hd62cf1a4dc424640b74df94244634541L.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"magic-5\"\u003e\u003cimg class=\"magic-6\" src=\"https:\/\/sc04.alicdn.com\/kf\/H37e2e20405864099a2cf6bc143d49988J\/226758001\/H37e2e20405864099a2cf6bc143d49988J.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"magic-5\"\u003e\u003cimg class=\"magic-6\" src=\"https:\/\/sc04.alicdn.com\/kf\/H704afb22ddfc4e74b80b6b9fa25dd5ab2\/226758001\/H704afb22ddfc4e74b80b6b9fa25dd5ab2.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"magic-5\"\u003e\u003cimg class=\"magic-6\" src=\"https:\/\/sc04.alicdn.com\/kf\/H7b610e3dbd6545f2b4ec387111e8f222J\/226758001\/H7b610e3dbd6545f2b4ec387111e8f222J.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"magic-5\"\u003e\u003cimg class=\"magic-6\" src=\"https:\/\/sc04.alicdn.com\/kf\/H22b5ead04fbf4798b0093a44e71213cfT\/226758001\/H22b5ead04fbf4798b0093a44e71213cfT.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"magic-5\"\u003e\u003cimg class=\"magic-6\" src=\"https:\/\/sc04.alicdn.com\/kf\/H6a4546ec48954c0e9d63a5bdb7e6a98ai\/226758001\/H6a4546ec48954c0e9d63a5bdb7e6a98ai.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"magic-5\"\u003e\u003cimg class=\"magic-6\" src=\"https:\/\/sc04.alicdn.com\/kf\/H9045df9c5e9040b29e3f48f46a965038h\/226758001\/H9045df9c5e9040b29e3f48f46a965038h.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-7\"\u003e\u003cimg class=\"magic-8\" src=\"https:\/\/sc04.alicdn.com\/kf\/H6ea66e507216445299a69a6af6771aae7\/226758001\/H6ea66e507216445299a69a6af6771aae7.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-9\"\u003e\u003cimg class=\"magic-10\" src=\"https:\/\/sc04.alicdn.com\/kf\/Hd730d59c299e43b4934cb95fa92d5813O\/226758001\/Hd730d59c299e43b4934cb95fa92d5813O.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-11\"\u003e\u003cimg class=\"magic-12\" src=\"https:\/\/sc04.alicdn.com\/kf\/H27f7ad6d2d064dca88144272ffd7ce5e0\/226758001\/H27f7ad6d2d064dca88144272ffd7ce5e0.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-13\"\u003e\u003cimg class=\"magic-14\" src=\"https:\/\/sc04.alicdn.com\/kf\/Hc86d99e51cc144da933b822cf2debd096\/226758001\/Hc86d99e51cc144da933b822cf2debd096.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-15\"\u003e\u003cimg class=\"magic-16\" src=\"https:\/\/sc04.alicdn.com\/kf\/H8c4d0e137d114095a2d84687748c7bdeN\/226758001\/H8c4d0e137d114095a2d84687748c7bdeN.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-17\"\u003e\u003cimg class=\"magic-18\" src=\"https:\/\/sc04.alicdn.com\/kf\/Hdbf18c8d2d6848d9abcae9b53ddc9378q\/226758001\/Hdbf18c8d2d6848d9abcae9b53ddc9378q.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-19\"\u003e\u003cimg class=\"magic-20\" src=\"https:\/\/sc04.alicdn.com\/kf\/He0318533f91344fe858c43288b7b97ddh\/226758001\/He0318533f91344fe858c43288b7b97ddh.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-21\"\u003e\u003cimg class=\"magic-22\" src=\"https:\/\/sc04.alicdn.com\/kf\/Hac2a1f4ef10f485d983e89ee61c4b4c9O\/226758001\/Hac2a1f4ef10f485d983e89ee61c4b4c9O.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-23\"\u003e\u003cimg class=\"magic-24\" src=\"https:\/\/sc04.alicdn.com\/kf\/H76b2b241d81c4f57a3a3feb45bb72a4fm\/226758001\/H76b2b241d81c4f57a3a3feb45bb72a4fm.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-25\"\u003e\u003cimg class=\"magic-26\" src=\"https:\/\/sc04.alicdn.com\/kf\/H6bb984f69ab3469ca18c539d8a1844aew\/226758001\/H6bb984f69ab3469ca18c539d8a1844aew.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-27\"\u003e\u003cimg class=\"magic-28\" src=\"https:\/\/sc04.alicdn.com\/kf\/H77a1169931fa4cad8185d4dc50367554R\/226758001\/H77a1169931fa4cad8185d4dc50367554R.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-29\"\u003e\u003cimg class=\"magic-30\" src=\"https:\/\/sc04.alicdn.com\/kf\/H25ac24e755dc466ea4e6283ca68975dal\/226758001\/H25ac24e755dc466ea4e6283ca68975dal.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-31\"\u003e\u003cimg class=\"magic-32\" src=\"https:\/\/sc04.alicdn.com\/kf\/H7d3f8105845f4cf8bfce531302ab5832a\/226758001\/H7d3f8105845f4cf8bfce531302ab5832a.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-33\"\u003e\u003cimg class=\"magic-34\" src=\"https:\/\/sc04.alicdn.com\/kf\/Hfabb2a52e1c54ef39c0c133dc0cabe7ev\/226758001\/Hfabb2a52e1c54ef39c0c133dc0cabe7ev.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-35\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"magic-35\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1200_fb0dffc0-736d-402f-b46e-e8b6bdec1ccb.jpg?v=1777017308\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"magic-0\" data-section-title=\"Company Information\" data-section=\"AliMagic-obij1i\" id=\"ali-anchor-AliMagic-obij1i\"\u003eCompany Information\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"detail-decorate-json-renderer-container\"\u003e\n\u003cdiv class=\"magic-39\"\u003e\n\u003cdiv class=\"magic-40\"\u003e\n\u003cdiv class=\"magic-41\"\u003e\n\u003cdiv class=\"magic-42\"\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cspan class=\"magic-43\"\u003e\u003cspan class=\"magic-43\"\u003e\u003cspan class=\"magic-44\"\u003eChengdu Ebyte Electronic Technology Co., Ltd. a high-tech enterprise integrating R\u0026amp;D, production and sales with a complete industrial chain. Products cover \u003cb class=\"magic-43\"\u003eLoRa, WiFi, Bluetooth, ZigBee, 4G\/5G\/NB\/GPRS wireless modules and devices, wireless sensing devices\u003c\/b\u003e, etc. The company has hundreds of inventions and utility patents with products passing authoritative certifications such as \u003cb class=\"magic-43\"\u003eRoHS \u003c\/b\u003e\u003cb class=\"magic-43\"\u003eSRRC, FCC, CE, MIC, KC and NCC \u003c\/b\u003eand exported to more than 50 countries and regions worldwide, enjoying a wide reputation.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"magic-45\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-46\"\u003e\u003cimg class=\"magic-47\" src=\"https:\/\/sc04.alicdn.com\/kf\/H2eb3e301cc994c0881e6cabf7db1ac05I\/226758001\/H2eb3e301cc994c0881e6cabf7db1ac05I.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-48\"\u003e\u003cimg class=\"magic-49\" src=\"https:\/\/sc04.alicdn.com\/kf\/H55327acfd57940b0afa06952455c941fs\/226758001\/H55327acfd57940b0afa06952455c941fs.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"icbu-pc-images magic-1\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"flex-layout-v\"\u003e\n\u003cdiv class=\"flex-layout-h magic-1\"\u003e\n\u003cdiv class=\"magic-50\"\u003e\u003cimg class=\"magic-51\" src=\"https:\/\/sc04.alicdn.com\/kf\/H7d33c149f39d4d29b840490e266330fcR\/226758001\/H7d33c149f39d4d29b840490e266330fcR.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"magic-0\" data-section-title=\"Packing \u0026amp; Shipping\" data-section=\"AliMagic-r287kt\" id=\"ali-anchor-AliMagic-r287kt\"\u003ePacking \u0026amp; Shipping\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"detail-decorate-json-renderer-container\"\u003e\n\u003cdiv class=\"magic-39\"\u003e\n\u003cdiv class=\"magic-40\"\u003e\n\u003cdiv class=\"magic-41\"\u003e\n\u003cdiv class=\"magic-42\"\u003e\n\u003cspan\u003e1. Delivery will be arranged by DHL\/UPS\/Fedex\/TNT\/EMS,it will take 3-7 working days to arrive in most countries.\u003c\/span\u003e\n\u003cdiv\u003e\u003cspan\u003e2.We can also help you ship the goods by air line,then you need to go to Air port totake it ,it takes about 2-7 days to arrive. 3.If goods are large quantity and you not need the goods so urgently ,you can choose by sea to save some freight cost which takes about one month to arrive. \u003cbr\u003e4.We can accept the payment method such as Paypal\/Credit card\/ L\/C and T\/T.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"magic-0\" data-section-title=\"FAQ\" data-section=\"AliMagic-1331yx\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2 data-path-to-node=\"6\"\u003ePractical Application Scenarios\u003c\/h2\u003e\n\u003ch3 data-path-to-node=\"7\"\u003e1. Smart Agriculture Irrigation Control\u003c\/h3\u003e\n\u003cp data-path-to-node=\"8\"\u003eLarge-scale farming operations often face challenges in laying cables across expansive fields. Using the M31-XAXA0404G-L9, agricultural engineers can remotely manage water valves and monitor soil moisture sensors. The LoRa transmission ensures that control signals penetrate through dense foliage and uneven terrain, eliminating the need for expensive trenching while automating water distribution based on real-time environmental data.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"9\"\u003e2. Distributed Power Distribution Monitoring\u003c\/h3\u003e\n\u003cp data-path-to-node=\"10\"\u003eIn power grid management, monitoring status indicators and controlling breakers in remote substations is a critical task. The M31-AXAX8080G-L9 allows for centralized monitoring of multiple digital inputs (e.g., fault alarms, switch positions) and remote triggering of digital outputs. This provides a cost-effective way to integrate legacy substation equipment into a modern, wireless IoT-based grid management system.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"11\"\u003e3. Industrial Warehouse HVAC Management\u003c\/h3\u003e\n\u003cp data-path-to-node=\"12\"\u003eWarehouse climate control often requires managing multiple decentralized ventilation or heating units. By deploying the M31-AAAX4440G-L9, maintenance teams can collect temperature and humidity readings from various zones and automatically trigger cooling or heating systems. The distributed nature of the I\/O modules allows for flexible node placement, ensuring optimal environment maintenance across complex warehouse layouts.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 data-path-to-node=\"14\"\u003eProducts FAQ Section\u003c\/h2\u003e\n\u003ch3 data-path-to-node=\"15\"\u003e1. How does the LoRa protocol enhance the reliability of the M31 series in high-interference environments?\u003c\/h3\u003e\n\u003cp data-path-to-node=\"16\"\u003eLoRa technology provides excellent noise immunity and high link budgets, allowing the M31 system to maintain stable communication in industrial zones plagued by heavy electromagnetic interference. Its spread-spectrum modulation ensures that data packets are successfully received even in challenging, non-line-of-sight environments where traditional RF protocols might fail.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"17\"\u003e2. Can I expand the I\/O capacity after the initial network installation?\u003c\/h3\u003e\n\u003cp data-path-to-node=\"18\"\u003eYes, the M31 series is designed as an expandable, distributed system. Because the modules operate on a flexible LoRa wireless network topology, you can add additional modules to existing clusters whenever your operational needs scale, provided they fall within the coverage range and network capacity limits of your master gateway.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"19\"\u003e3. What protocols do the M31 modules support for integration with existing PLCs?\u003c\/h3\u003e\n\u003cp data-path-to-node=\"20\"\u003eThe M31 series is compatible with standard Modbus RTU protocols, making it easy to integrate with a wide array of industrial PLCs, SCADA systems, and HMI panels. This ensures that engineers can treat the wireless distributed I\/O nodes as standard serial devices within their existing control automation frameworks without complex custom coding.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 class=\"magic-0\" data-section-title=\"FAQ\" data-section=\"AliMagic-1331yx\" id=\"ali-anchor-AliMagic-1331yx\"\u003eCompany FAQ\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"J_module\"\u003e\n\u003cdiv class=\"detail-decorate-json-renderer-container\"\u003e\n\u003cdiv class=\"magic-39\"\u003e\n\u003cdiv class=\"magic-40\"\u003e\n\u003cdiv class=\"magic-41\"\u003e\n\u003cdiv class=\"magic-42\"\u003e\n\u003cp\u003eQ1: Are you a manufacturer or a trading company?\u003cbr\u003eA1: We are a manufacturer. Ebyte OEM\/ODM M31-XAXA0404G4 way Analog input Modbus gateway support network module ethernet io moduleEbyte E72-2G4M20S1E CC2652P 2.4G Zigbee Low Energy BLE 5.0 Multi-protocol Wireless Communication Module with PCB AntennQ2: Can you do ODM or OEM for us?\u003cbr\u003eA2: We are glad to offer custom service for you, we have an experienced engineers team who will provide you with a complete solution according to your requirements.\u003c\/p\u003e\n\u003cp\u003eQ3.Whether the product can be customized logo?\u003cbr\u003eA3.For bulk orders, we support custom logo.\u003c\/p\u003e\n\u003cp\u003eQ4: What about the delivery time?\u003cbr\u003eA4: For regular order it takes about 3-6 days for production, for mass order or customized order it may need 15-30 days.\u003c\/p\u003e\n\u003cp\u003eQ5: What is your delivery terms and payment terms?\u003cbr\u003eA5: We accept EXW, FOB, CFR, CIF, etc. You can choose the one which is the most convenient or cost effective for you. 100% in advance for sample order, 50% deposit and 50% balance for mass order.\u003c\/p\u003e\n\u003cp\u003eQ6: After service and warranty?\u003cbr\u003eA6: We provide 1 year warranty, if you have any problems in the use of products, please contact to your sales person.\u003c\/p\u003e\n\u003cp\u003eQ7. How can we know the product quality?\u003cbr\u003eA7: We suggest you to order a sample. Also, you can send us email for detail photos for checking if you cannot get enough\u003cbr\u003einformation in the product page.\u003c\/p\u003e\n\u003cp\u003eQ8. How can we get samples from you ?\u003cbr\u003eA8.Samples are available. Normally we take 2 days to arrange samples. If we have no business record with you before, we need to charge boot samples cost and post courier freight.\u003c\/p\u003e\n\u003cp\u003eQ9.Can your module be connected with Arduino board? Can you provide Sample code?\u003cbr\u003eA9: We don’t know the model of your Arduino, so we don’t sure if our module can be connected with it. Please be sure of the power supply when you connect your Arduino board with our module, 3.3V is ok. But for 5V, you need to add 4-10k pull-up resistor for the TXD\u0026amp;amp;AUX pin. Sorry we don’t have the sample code to offer.\u003c\/p\u003e\n\u003cp\u003eQ10.Can your module be connected with Raspberry Pi?\u003cbr\u003eA10: Yes, our module can be connected with Raspberry Pi.Ebyte OEM\/ODM ME31-XAAX0440 4 way Analog input Modbus gateway support network module ethernet io moduleEbyte E72-2G4M20S1E CC2652P 2.4G Zigbee Low Energy BLE 5.0 Multi-protocol Wireless Communication Module with PCB Antenna\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"IOT Module Shop Manufacturer 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src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_8_0005fe1f-2db4-46b3-8efd-fcad4eb85b51.jpg?v=1765175499\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_9_d2cc209c-899e-490b-86ac-90f80250692b.jpg?v=1765175502\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_10_cf268443-463e-4762-aa62-3e1f0d0e3c28.jpg?v=1765175500\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_11_9ccd4b75-c798-4dfb-9670-519d9dbd38a7.jpg?v=1765175502\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/12_1.jpg?v=1765175504\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_13_9dbc0146-66f9-45ee-aaba-bb3aa1e2d57e.jpg?v=1765175502\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_14_bdce6442-9b97-4e1e-9d9f-8cfbddf9fc0d.jpg?v=1765175502\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_15_ace3372d-2f8c-45c0-9c87-e56c8d942a53.jpg?v=1765175501\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_16_a571adfd-572d-4738-bb7d-882d1d7465c3.jpg?v=1765175500\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_17_df203049-7f63-4387-a178-877f163e7bc6.jpg?v=1765175498\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/MA01-xi_06.jpg?v=1765261836\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_19.jpg?v=1765175502\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1200_5bfe72be-bc94-456a-8d12-19c93bb573ad.jpg?v=1765529950\" alt=\"\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_20.jpg?v=1765175503\"\u003e\u003c\/p\u003e","brand":"IOT Module Shop Manufacturer 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M31 Series Module Dp Distributed Remote IO Host Module IO Expansion Module RS485 RJ45 Hosts Modbus TCP and Modbus RTU for Acquisition Control","description":"\u003cp style=\"text-align: left;\"\u003eThe Ebyte M31 Series offers a comprehensive line of industrial-grade distributed remote I\/O host and expansion modules that support Modbus TCP and Modbus RTU protocols over RJ45 and RS485 interfaces, providing a highly scalable and flexible solution for automated data acquisition and control systems. Built for harsh environments, the M31 series ensures stable 24\/7 operation in industrial automation applications. \u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eOperating Voltage\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDC 9~36V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eOperating Temperature\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40°C to +85°C (-40°F to 185°F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eOperating Humidity\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5% ~ 95% RH (Non-condensing)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eInstallation Method\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard DIN-Rail \u0026amp; Positioning Hole Mounting\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eCommunication Protocols\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard Modbus TCP \u0026amp; Modbus RTU\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eInterfaces\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRJ45 (Network) \u0026amp; RS485 (Serial)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eIsolation Protection\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBuilt-in power supply isolation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cb\u003eRelay Contact Capacity\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5A 30VDC \/ 5A 250VAC (DO output)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eDeveloper Resources\u003c\/h2\u003e\n\u003cp\u003e1. \u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=3402\" title=\"M31-A\/X Series Manual(PDF)\"\u003eM31-A\/X Series Manual \u0026amp; Modbus Register Address Map(PDF)\u003c\/a\u003e\u003cbr\u003e2. \u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=3400\" title=\"M31-G Series Manual\"\u003eM31-G Series Manual(PDF)\u003c\/a\u003e\u003cbr\u003e3. \u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=3509\" title=\"M31 Series Upgrade Notes\"\u003eM31 Series Upgrade Notes(PDF)\u003c\/a\u003e\u003cbr\u003e4. \u003ca href=\"https:\/\/www.cdebyte.com\/pdf-down.aspx?id=3403\" title=\"M31 Series Configuration tool\"\u003eM31 Series Configuration tool(PDF)\u003c\/a\u003e\u003cbr\u003e5. \u003ca href=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Files\/2021-12-17\/202112171125537273.pdf\" title=\"Ebyte Company Profile\"\u003eEbyte Company Profile(PDF)\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Selection Guide\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003eImportant Note:\u003c\/b\u003e The M31-G series models are expansion modules and CANNOT work independently. They must be connected to an M31 Host module (e.g., M31-AAAX4440G) to function via Modbus TCP.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; text-align: center; height: 999.281px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: rgb(242, 242, 242); border-bottom: 2px solid rgb(221, 221, 221); height: 58.7812px;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); height: 58.7812px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); height: 58.7812px;\"\u003eModule Type\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); height: 58.7812px;\"\u003eCommunication Interfaces\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); height: 58.7812px;\"\u003eDigital Input (DI)\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); height: 58.7812px;\"\u003eDigital Output (DO)\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); height: 58.7812px;\"\u003eAnalog Input (AI)\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid rgb(221, 221, 221); height: 58.7812px;\"\u003eAnalog Output (AO)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-XXXA0008G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eHost Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRJ45 + RS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-XGXX0800G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eHost Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRJ45 + RS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8(Differential)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-XFXX0800G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eHost Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRJ45 + RS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-AAAX4440G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eHost Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRJ45 + RS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-XXAX0080G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eHost Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRJ45 + RS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-AXXX8000G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eHost Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRJ45 + RS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-AXAX8080G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eHost Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRJ45 + RS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-AXAX4040G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eHost Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRJ45 + RS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-XAXA0404G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eHost Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRJ45 + RS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-XAXX0800G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eHost Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRJ45 + RS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-XXAX00A0G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eHost Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRJ45 + RS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-AXXXA000G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eHost Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRJ45 + RS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-GAAAX4440\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eExpansion Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-GAXXX8000\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eExpansion Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-GXXAX0080\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eExpansion Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-GAXAX4040\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eExpansion Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-GAXXXA000\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eExpansion Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-GXXAX00A0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eExpansion Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-GAXAX8080\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eExpansion Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-GXAXX0800\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eExpansion Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-GXXXA0008\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eExpansion Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-GXAXA0404\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eExpansion Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-GXFXX0800\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eExpansion Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: rgb(249, 249, 249); height: 39.1875px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); font-weight: bold; height: 39.1875px;\"\u003eM31-GXGXX0800\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eExpansion Module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003eRS485\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 39.1875px;\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2026-2-9\/2026291645148371.jpg\" usemap=\"#image-map\"\u003e\u003cmap name=\"image-map\"\u003e \n\u003carea alt=\"\" title=\"\" href=\"https:\/\/cloud.video.alibaba.com\/play\/u\/2153292369\/p\/1\/e\/6\/t\/1\/d\/hd\/448240817139.mp4\" coords=\"8,145,495,421\" shape=\"rect\" target=\"_blank\"\u003e\n \n\u003carea alt=\"\" title=\"\" href=\"https:\/\/play.video.alibaba.com\/global\/play\/6000323836161.mp4?dft=hd\" coords=\"511,144,994,419\" shape=\"rect\" target=\"_blank\"\u003e\n \u003c\/map\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/play.video.alibaba.com\/global\/play\/6000327150964.mp4?dft=hd\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-12-17\/20251217952397331.jpg\" alt=\"product introduction\" title=\"product introduction\"\u003e\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg usemap=\"#image-map\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2026-2-9\/2026291729159975.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg usemap=\"#image-map\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2026-3-11\/2026311101128801.jpg\"\u003e\u003c\/p\u003e\n\u003ch2\u003eKey Features \u0026amp; Advantages\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eMassive Expandability:\u003c\/b\u003e Adopts a distributed architecture. A single host can connect to up to \u003cb\u003e16 I\/O expansion modules\u003c\/b\u003e, saving costs and meeting complex on-site demands without replacing the main unit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eMulti-Client Access:\u003c\/b\u003e Supports up to \u003cb\u003e5 Modbus TCP clients\u003c\/b\u003e accessing simultaneously, ensuring data synchronization across multiple control centers or HMIs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eSmart Status Diagnostics:\u003c\/b\u003e Built-in real-time monitoring of the I\/O module communication status for quick troubleshooting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eHigh-Precision Acquisition:\u003c\/b\u003e Supports differential analog input with 16-bit resolution and accuracy within 1‰, backed by power supply isolation for extreme reliability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_1_5e78b666-fcb6-48b8-96df-b0f28dfddc8a.jpg?v=1770019727\" alt=\"Ebyte M31 distributed remote IO modules, Modbus protocol analog switch signal acquisition DIN‑rail industrial IO module\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_2_f7373517-b12a-424e-b45b-d74c4d40d82a.jpg?v=1770019728\" alt=\"Ebyte M31 distributed IO module specification comparison table, host and expansion module DI AI DO AO channel selection\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_3_fe887f13-8d93-4609-9d6d-c7c0b3bbd6b5.jpg?v=1770019729\" alt=\"Ebyte M31 distributed remote IO module 16 core functions, Modbus TCP\/RTU industrial IO acquisition expansion module\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_4_49dac7b9-b10f-488a-9252-521406a6f84c.jpg?v=1770019728\" alt=\"Ebyte M31 distributed IO module multi‑channel switch analog input output, industrial sensor actuator signal acquisition control\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_5_6bdf9f7d-c2df-4a90-9206-66a66f51d7dd.jpg?v=1770019729\" alt=\"M31 Remote IO Module, Ethernet \u0026amp; RS485 Dual‑Interface for Flexible Networking\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_6_bd93e3a8-787b-49e3-9d79-9cd38ce33629.jpg?v=1770019729\" alt=\"Ebyte M31 distributed remote IO module, standard Modbus‑TCP Modbus‑RTU protocol industrial IO acquisition module\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_7_be9470ee-26d0-43cd-b0ce-78263c72ae3e.jpg?v=1770019729\" alt=\"Ebyte M31 distributed remote IO module, Modbus system compatible with PLC HMI touch screen host configuration software\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_8_7e96351e-6aa5-49db-adab-9d060061d1a9.jpg?v=1770019729\" alt=\"Ebyte M31 distributed remote IO module with LED indicators for power communication IO channel status debugging\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_9_0fd44982-f076-4ecc-b024-75b4d014dbb7.jpg?v=1770019728\" alt=\"Ebyte M31 distributed remote IO module with printed onboard wiring diagram for convenient field wiring installation\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eIndustrial Installation \u0026amp; Wiring\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eMounting:\u003c\/b\u003e Supports standard 35mm DIN-Rail and positioning hole installation, perfect for industrial control cabinets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eWiring:\u003c\/b\u003e Clearly defined terminals for RS485, RJ45, DI (NPN\/PNP active input, 12-24V), DO (Relay max 5A), and AI\/AO. \u003ci\u003e(Tip: Insert a wiring diagram image from Chapter 2.2 of the manual here for maximum clarity).\u003c\/i\u003e\u003ci\u003e\u003c\/i\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cimg\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/RS485.jpg?v=1785984026\" alt=\"Ebyte M31 module RS485 wiring diagram,9‑36V DC power supply with 120Ω termination resistor for Modbus‑RTU bus\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_10_5259afb4-e0f0-4a68-8c9f-b0a479fa857e.jpg?v=1770019729\" alt=\"Ebyte M31 distributed remote IO module,DIN rail snap‑on mounting with positioning holes for control cabinet installation\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_11_ac17c11a-8615-4abd-98c0-bbab690bf241.jpg?v=1770019728\" alt=\"Ebyte M31 distributed remote IO module, remote firmware upgrade for host and expansion modules, no disassembly required\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_12_b11f1233-fbd1-4465-8adc-326261fbe922.jpg?v=1770019728\" alt=\"M31 remote IO module DI filtering anti‑jitter for industrial signal noise suppression\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1200_eca36415-3df2-4e6c-ad66-7071f86a09e7.jpg?v=1770175147\" alt=\"Ebyte M31 remote IO module DI channel compatible with PNP and NPN sensor input\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_14_e51d3f9f-7c6d-43cf-a49f-bf0087fc79b6.jpg?v=1770019728\" alt=\"M31 IO module configurable AI input range for 0‑20mA and 4‑20mA transmitters\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_15_bf8a3a56-bc07-40cc-8cb3-e09015236489.jpg?v=1770019729\" alt=\"M31 remote IO module high‑precision analog acquisition with factory calibration and Kalman filter\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_16_422ff681-69b1-44fc-870a-4e9730a00c19.jpg?v=1770019729\" alt=\"M31 remote IO module upper‑computer software for fast debugging and parameter setup\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_17_a0149c8b-d4d2-44cf-be08-d1631d3b0363.jpg?v=1770019728\" alt=\"M31 IO module DIP switch for quick ModBus address setting without PC\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_18_71f3ee3f-9b63-42de-bd1c-f8ffdaeec545.jpg?v=1770019728\" alt=\"M31 remote IO module Reload button for fast expansion module recognition without PC\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_19_3bbacb86-8f4c-42a1-9309-77bb8f9c6159.jpg?v=1770019729\" alt=\"M31 remote IO module supports up to 5 simultaneous socket network connections\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_20_01b3fa5f-746b-4951-b933-ab8a9f13b11f.jpg?v=1770019729\" alt=\"M31 remote IO module, customizable communication and IO interfaces\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_21.jpg?v=1770019729\" alt=\"M31 remote IO module with conformal coating and aging test for harsh industrial environment\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003ePractical Application Scenarios\u003c\/h2\u003e\n\u003ch3\u003e1. Automated Factory Data Acquisition\u003c\/h3\u003e\n\u003cp\u003eThe M31 series acts as the primary bridge between analog sensors (such as pressure, temperature, and flow meters) and industrial PLCs or SCADA systems. By converting local sensor signals into standard Modbus TCP packets over Ethernet, it enables facility-wide data transparency, allowing operators to monitor equipment health in real-time across decentralized production lines.\u003c\/p\u003e\n\u003ch3\u003e2. Intelligent Building Energy Management\u003c\/h3\u003e\n\u003cp\u003eBuilding management systems utilize M31 I\/O modules to integrate HVAC, lighting, and power meters into a unified network. With the support for both RS485 and RJ45, these modules facilitate the aggregation of energy usage data from multiple floors into a central server, enabling fine-grained control and optimization of building operational costs.\u003c\/p\u003e\n\u003ch3\u003e3. Remote Infrastructure Monitoring (Smart Water\/Gas)\u003c\/h3\u003e\n\u003cp\u003eIn remote monitoring stations for water distribution or gas networks, the M31 series provides a scalable way to monitor critical infrastructure status. Its support for Modbus RTU ensures compatibility with legacy serial-based field equipment, while the Ethernet interface provides the necessary throughput for high-frequency status updates to regional control centers.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eFAQ Section\u003c\/h2\u003e\n\u003ch3\u003e1. Does the M31 series support concurrent Modbus TCP and RTU operation?\u003c\/h3\u003e\n\u003cp\u003eYes, the M31 series is engineered to support both protocols, allowing users to leverage the speed and ubiquity of Modbus TCP for centralized server communication while maintaining compatibility with serial-based Modbus RTU field devices via the integrated RS485 interface.\u003c\/p\u003e\n\u003ch3\u003e2. How does the host module handle network failure or communication interruption?\u003c\/h3\u003e\n\u003cp\u003eThe M31 series includes built-in safeguards and robust communication timeouts. In the event of a network loss, the module can be configured to enter a safe state (Fail-Safe), ensuring that critical outputs remain in a pre-defined condition to protect physical assets.\u003c\/p\u003e\n\u003ch3\u003e3. Can I mix different I\/O expansion modules on the same network?\u003c\/h3\u003e\n\u003cp\u003eAbsolutely. The M31 architecture is designed for high scalability. You can daisy-chain or network multiple host and expansion modules according to your specific I\/O requirements, creating a fully customized data acquisition network that grows alongside your industrial application.\u003c\/p\u003e","brand":"IOT Module Shop Manufacturer Factory","offers":[{"title":"M31-XXXA0008G","offer_id":48528914383053,"sku":"M31-XXXA0008G","price":76.99,"currency_code":"USD","in_stock":false},{"title":"M31-XGXX0800G","offer_id":48528914415821,"sku":"M31-XGXX0800G","price":53.78,"currency_code":"USD","in_stock":true},{"title":"M31-XFXX0800G","offer_id":48528914448589,"sku":"M31-XFXX0800G","price":53.78,"currency_code":"USD","in_stock":true},{"title":"M31-AAAX4440G","offer_id":48528914481357,"sku":"M31-AAAX4440G","price":47.98,"currency_code":"USD","in_stock":false},{"title":"M31-XXAX0080G","offer_id":48528914514125,"sku":"M31-XXAX0080G","price":44.11,"currency_code":"USD","in_stock":true},{"title":"M31-AXXX8000G","offer_id":48528914546893,"sku":"M31-AXXX8000G","price":38.3,"currency_code":"USD","in_stock":true},{"title":"M31-AXAX8080G","offer_id":48528914579661,"sku":"M31-AXAX8080G","price":47.98,"currency_code":"USD","in_stock":true},{"title":"M31-AXAX4040G","offer_id":48528914612429,"sku":"M31-AXAX4040G","price":44.11,"currency_code":"USD","in_stock":true},{"title":"M31-XAXA0404G","offer_id":48528914645197,"sku":"M31-XAXA0404G","price":47.98,"currency_code":"USD","in_stock":true},{"title":"M31-XAXX0800G","offer_id":48528914677965,"sku":"M31-XAXX0800G","price":44.11,"currency_code":"USD","in_stock":true},{"title":"M31-XXAX00A0G","offer_id":48528914710733,"sku":"M31-XXAX00A0G","price":52.69,"currency_code":"USD","in_stock":true},{"title":"M31-AXXXA000G","offer_id":48528914743501,"sku":"M31-AXXXA000G","price":51.85,"currency_code":"USD","in_stock":true},{"title":"M31-GAAAX4440","offer_id":48530677760205,"sku":"M31-GAAAX4440","price":22.83,"currency_code":"USD","in_stock":true},{"title":"M31-GAXXX8000","offer_id":48530677792973,"sku":"M31-GAXXX8000","price":20.89,"currency_code":"USD","in_stock":true},{"title":"M31-GXXAX0080","offer_id":48530677825741,"sku":"M31-GXXAX0080","price":22.83,"currency_code":"USD","in_stock":true},{"title":"M31-GAXAX4040","offer_id":48530677858509,"sku":"M31-GAXAX4040","price":22.83,"currency_code":"USD","in_stock":true},{"title":"M31-GAXXXA000","offer_id":48530677891277,"sku":"M31-GAXXXA000","price":22.83,"currency_code":"USD","in_stock":true},{"title":"M31-GXXAX00A0","offer_id":48530677924045,"sku":"M31-GXXAX00A0","price":30.57,"currency_code":"USD","in_stock":true},{"title":"M31-GAXAX8080","offer_id":48530677956813,"sku":"M31-GAXAX8080","price":26.77,"currency_code":"USD","in_stock":true},{"title":"M31-GXAXX0800","offer_id":48530677989581,"sku":"M31-GXAXX0800","price":26.77,"currency_code":"USD","in_stock":true},{"title":"M31-GXXXA0008","offer_id":48530678022349,"sku":"M31-GXXXA0008","price":26.77,"currency_code":"USD","in_stock":true},{"title":"M31-GXAXA0404","offer_id":48530678055117,"sku":"M31-GXAXA0404","price":26.77,"currency_code":"USD","in_stock":true},{"title":"M31-GXFXX0800","offer_id":48530678087885,"sku":"M31-GXFXX0800","price":32.5,"currency_code":"USD","in_stock":true},{"title":"M31-GXGXX0800","offer_id":48530678120653,"sku":"M31-GXGXX0800","price":32.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/M31-__01.jpg?v=1770019632"},{"product_id":"ebyte-m31-l-series-distributed-wireless-remote-io-module-modbus-rtu-control-lora-host-4di-4ai-4do-8di-8ai-8do-lora-rj45-rs485","title":"Ebyte M31 L Series Distributed Wireless Remote IO Module Modbus RTU Control LoRa Host 4DI+4AI+4DO 8DI+8AI+8DO LoRa RJ45 RS485","description":"\u003cdiv id=\"LRdiv0\"\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2026-3-26\/20263261138176364.jpg\" usemap=\"#image-map\"\u003e\u003cmap name=\"image-map\"\u003e\n\u003carea alt=\"\" title=\"\" href=\"https:\/\/cloud.video.alibaba.com\/play\/u\/2153292369\/p\/1\/e\/6\/t\/1\/d\/hd\/448240817139.mp4\" coords=\"8,145,495,421\" shape=\"rect\" target=\"_blank\"\u003e\n \n\u003carea alt=\"\" title=\"\" href=\"https:\/\/play.video.alibaba.com\/global\/play\/6000326678318.mp4?dft=hd\" coords=\"511,144,994,419\" shape=\"rect\" target=\"_blank\"\u003e\n\u003c\/map\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/play.video.alibaba.com\/global\/play\/6000325286537.mp4?dft=hd\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-12-17\/20251217952397331.jpg\" alt=\"product introduction\" title=\"product introduction\"\u003e\u003c\/a\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_1_2456f0bc-1598-41f4-8f60-01a7ac434124.jpg?v=1770025875\"\u003e\u003ca href=\"https:\/\/www.cdebyte.com\/products\/M31-AAAX4440G-L#Specification\" target=\"_self\"\u003e\u003c\/a\u003e\u003cimg alt=\"16 core functions\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/202543094134610.jpg\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_3_80c1aa76-5f45-47d5-b9fc-f00a185db25f.jpg?v=1770025863\"\u003e\u003cimg alt=\"Industrial LoRa modulation technology\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/202543094183544.jpg\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1200_86212899-c8b4-411e-a719-1324e9c477ba.jpg?v=1770182047\" alt=\"\"\u003e\u003cimg alt=\"Longer distance transmission\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/2025430941134923.jpg\"\u003e\u003cimg alt=\"Multi-channel switch and analog input and output\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/2025430941168234.jpg\"\u003e\u003cimg alt=\"Triple control\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/2025430941186144.jpg\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_9_af05edca-9bf2-470c-a54d-becbf7b901b7.jpg?v=1770025861\" alt=\"\"\u003e\u003cimg alt=\"Support ModBus system\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/202543094291111.jpg\"\u003e\u003cimg alt=\"Equipped with LED indicator\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/2025430942119551.jpg\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_12_ae63740e-6a23-48de-a063-c8d6c31ec81b.jpg?v=1770025861\" alt=\"\"\u003e\u003cimg alt=\"M31 GIF\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/2025430942195580.gif\"\u003e\u003cimg alt=\"Transmission rate is adjustable in 6 levels\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/2025430942352380.jpg\"\u003e\u003cimg alt=\"Local acquisition control\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/2025430942376727.jpg\"\u003e\u003cimg alt=\"Wireless remote acquisition control\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/2025430942418020.jpg\"\u003e\u003cimg alt=\"Support fast debugging operation\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/2025430942438261.jpg\"\u003e\u003cimg alt=\"Industrial high and low temperature\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/2025430942469207.jpg\"\u003e\u003cimg alt=\"Positioning hole and rail installation\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/2025430942498057.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003csection class=\"wrapper\"\u003e\n\u003csection class=\"module-view\"\u003e\n\u003cdiv class=\"containers\"\u003e\n\u003cdiv class=\"product-introduct\"\u003e\n\u003cdiv class=\"product-pbott\"\u003e\n\u003cdiv class=\"containers\"\u003e\n\u003cdiv class=\"product-introduct\"\u003e\n\u003cdiv class=\"product-pbott\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_20_ac238d4a-4ef0-47ec-98e8-ed3ddaae0317.jpg?v=1770025861\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_21_45a256aa-3278-4b97-bd77-3ef8def327f0.jpg?v=1770025861\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Host parameter table\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/2025430943256068.jpg\"\u003e\u003cimg alt=\"Expansion module parameter table\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/2025430943285250.jpg\"\u003e\u003cimg alt=\"Wiring diagram\" src=\"https:\/\/www.cdebyte.com\/Uploadfiles\/Picture\/2025-4-30\/2025430943295643.jpg\"\u003e \u003cimg alt=\"The product is coated with a three-proof paint,which can protect against mold,moisture,and salt spray.\" title=\"The product is coated with a three-proof paint\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/io.jpg?v=1747374264\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Distributed I\/O\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/The_product_is_coated_with_a_three-proof_paint.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/section\u003e","brand":"IOT Module Shop Manufacturer Factory","offers":[{"title":"M31-AAAX4440G-L","offer_id":48528928440525,"sku":"M31-AAAX4440G-L","price":57.65,"currency_code":"USD","in_stock":true},{"title":"M31-XAXX0800G-L","offer_id":48528928473293,"sku":"M31-XAXX0800G-L","price":50.15,"currency_code":"USD","in_stock":false},{"title":"M31-XXAX0080G-L","offer_id":48528928506061,"sku":"M31-XXAX0080G-L","price":50.15,"currency_code":"USD","in_stock":false},{"title":"M31-AXXX8000G-L","offer_id":48528928538829,"sku":"M31-AXXX8000G-L","price":47.98,"currency_code":"USD","in_stock":true},{"title":"M31-AXAX8080G-L","offer_id":48528928571597,"sku":"M31-AXAX8080G-L","price":57.65,"currency_code":"USD","in_stock":true},{"title":"M31-XXXA0008G-L","offer_id":48528928604365,"sku":"M31-XXXA0008G-L","price":57.65,"currency_code":"USD","in_stock":false},{"title":"M31-XAXA0404G-L","offer_id":48528928637133,"sku":"M31-XAXA0404G-L","price":57.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/2_d015f7c9-afd8-4660-a81f-3a4e2f7b32bf.jpg?v=1792040774"},{"product_id":"e860-dtu-series-lora-wireless-io-remote-switch-10km-relay","title":"Ebyte E860-DTU Series LoRa Wireless IO Remote Switch 10km Relay","description":"\u003cp\u003eThe Ebyte E860-DTU series is an industrial LoRa wireless remote switch telemetry controller offering 1DI+1DO (1010) or 2DI+2DO (2020) 10A relay synchronization across 410-493MHz and 850-930MHz bands, delivering 5km (22dBm) or 10km (30dBm) point-to-point and point-to-multipoint wire-free actuation with sub-300ms latency, wide DC 8~28V power, DIN-rail mounting, and conformal coating.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-Range LoRa Wireless Switch Telemetry (Up to 10km)\u003c\/strong\u003e: Powered by Semtech LoRa modulation technology with -148 dBm high receiver sensitivity, achieving reliable point-to-point and point-to-multipoint digital I\/O synchronization over 5km (22dBm) or 10km (30dBm) line-of-sight without trenching or laying signal cables.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Sub-300ms Low-Latency Synchronization \u0026amp; Multiple Work Modes\u003c\/strong\u003e: Delivers rapid wireless response under 300ms with one-to-one bidirectional following, one-to-many broadcast, independent channel control, and one-key hardware pairing button.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty 10A High-Power Relay Outputs (10A 250VAC \/ 30VDC)\u003c\/strong\u003e: Available in 1DI+1DO (Form A SPST) or 2DI+2DO (Form C SPDT) configurations, supporting dry contact \/ NPN digital inputs and directly switching solenoid valves, contactors, motors, and high-voltage alarms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Industrial Design \u0026amp; Conformal Coating Protection\u003c\/strong\u003e: Sprayed with military-grade conformal coating (anti-mold, anti-moisture, anti-salt spray), operating across -40 to +85 deg C industrial environments with DC 8~28V power supply and dual 35mm DIN-rail \/ screw mounting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCore Specifications\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x: auto; margin: 20px 0;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; font-size: 14px; text-align: left; border: 1px solid #e0e0e0;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f7f9fa; border-bottom: 2px solid #d0d7de;\"\u003e\n\u003cth style=\"padding: 12px 16px; font-weight: 600; color: #24292f; border: 1px solid #e0e0e0; width: 35%;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding: 12px 16px; font-weight: 600; color: #24292f; border: 1px solid #e0e0e0; width: 65%;\"\u003eSpecification \/ Value\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 16px; font-weight: 500; color: #57606a; border: 1px solid #e0e0e0; background-color: #fafbfc;\"\u003eWireless Modulation \u0026amp; Technology\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 16px; color: #24292f; border: 1px solid #e0e0e0;\"\u003eSemtech LoRa Spread Spectrum Modulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 16px; font-weight: 500; color: #57606a; border: 1px solid #e0e0e0; background-color: #fafbfc;\"\u003eOperating Frequency Bands\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 16px; color: #24292f; border: 1px solid #e0e0e0;\"\u003e400SL Models: 410.125 ~ 493.125 MHz | 900SL Models: 850.125 ~ 930.125 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 16px; font-weight: 500; color: #57606a; border: 1px solid #e0e0e0; background-color: #fafbfc;\"\u003eRF Transmit Power \u0026amp; Sensitivity\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 16px; color: #24292f; border: 1px solid #e0e0e0;\"\u003e22dBm (Approx. 160mW) \/ 30dBm (1W Max) | Sensitivity: -148 dBm @ 2.4Kbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 16px; font-weight: 500; color: #57606a; border: 1px solid #e0e0e0; background-color: #fafbfc;\"\u003eCommunication Distance\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 16px; color: #24292f; border: 1px solid #e0e0e0;\"\u003eSL22 Models: 5 km | SL30 Models: 10 km (Clear Line of Sight, 5dBi Antenna)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 16px; font-weight: 500; color: #57606a; border: 1px solid #e0e0e0; background-color: #fafbfc;\"\u003eDigital Input (DI) Channels\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 16px; color: #24292f; border: 1px solid #e0e0e0;\"\u003e1010 Models: 1 Channel | 2020 Models: 2 Channels (Dry Contact \/ NPN Input)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 16px; font-weight: 500; color: #57606a; border: 1px solid #e0e0e0; background-color: #fafbfc;\"\u003eDigital Output (DO) Relays\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 16px; color: #24292f; border: 1px solid #e0e0e0;\"\u003e1010 Models: 1x Form A Relay | 2020 Models: 2x Form C Relay (10A 30VDC \/ 10A 250VAC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 16px; font-weight: 500; color: #57606a; border: 1px solid #e0e0e0; background-color: #fafbfc;\"\u003eSwitch Response Latency\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 16px; color: #24292f; border: 1px solid #e0e0e0;\"\u003eWithin 300 ms Real-Time Response\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 16px; font-weight: 500; color: #57606a; border: 1px solid #e0e0e0; background-color: #fafbfc;\"\u003eOperating Voltage \u0026amp; Current\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 16px; color: #24292f; border: 1px solid #e0e0e0;\"\u003eDC 8 ~ 28V (Nominal 12V\/24V), Average Current: 70mA @ 12VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 16px; font-weight: 500; color: #57606a; border: 1px solid #e0e0e0; background-color: #fafbfc;\"\u003eAntenna Interface\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 16px; color: #24292f; border: 1px solid #e0e0e0;\"\u003eStandard SMA-K (Female Outer Thread with Internal Hole, 50 Ohm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 16px; font-weight: 500; color: #57606a; border: 1px solid #e0e0e0; background-color: #fafbfc;\"\u003eMounting \u0026amp; Protection\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 16px; color: #24292f; border: 1px solid #e0e0e0;\"\u003eStandard 35mm DIN-Rail and Screw Mount, Conformal Coating, -40 to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProduct Selection Guide\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x: auto; margin: 20px 0;\"\u003e\n\u003cp style=\"font-size: 14px; font-weight: 600; color: #cf222e; margin-bottom: 10px;\"\u003e\u003cstrong\u003eNotice for Selection: Choose between 1DI+1DO (1010 models) and 2DI+2DO (2020 models) based on your field switch channels; choose 400SL (410-493MHz \/ 433MHz) for Asia\/China or 900SL (850-930MHz \/ 868\/915MHz) for European CE RED and North American FCC ISM band compliance; select SL22 (22dBm \/ 5km) for standard distances or SL30 (30dBm \/ 10km) for ultra-long range penetration.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; font-size: 13px; text-align: center; border: 1px solid #e0e0e0;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f7f9fa; border-bottom: 2px solid #d0d7de;\"\u003e\n\u003cth style=\"padding: 12px 10px; font-weight: 600; color: #24292f; border: 1px solid #e0e0e0; text-align: left;\"\u003eModel SKU\u003c\/th\u003e\n\u003cth style=\"padding: 12px 10px; font-weight: 600; color: #24292f; border: 1px solid #e0e0e0;\"\u003eI\/O Channels\u003c\/th\u003e\n\u003cth style=\"padding: 12px 10px; font-weight: 600; color: #24292f; border: 1px solid #e0e0e0;\"\u003eFrequency Band\u003c\/th\u003e\n\u003cth style=\"padding: 12px 10px; font-weight: 600; color: #24292f; border: 1px solid #e0e0e0;\"\u003eRF Power\u003c\/th\u003e\n\u003cth style=\"padding: 12px 10px; font-weight: 600; color: #24292f; border: 1px solid #e0e0e0;\"\u003eRange\u003c\/th\u003e\n\u003cth style=\"padding: 12px 10px; font-weight: 600; color: #24292f; border: 1px solid #e0e0e0;\"\u003eDimensions (L*W*H)\u003c\/th\u003e\n\u003cth style=\"padding: 12px 10px; font-weight: 600; color: #24292f; border: 1px solid #e0e0e0;\"\u003eWeight\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; font-weight: 600; color: #0969da; border: 1px solid #e0e0e0; text-align: left;\"\u003eE860-DTU(1010-400SL22)-S\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e1DI + 1DO (Relay)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e410.125 ~ 493.125 MHz\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e22 dBm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e5 km\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e92 * 54 * 32 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e72 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafbfc;\"\u003e\n\u003ctd style=\"padding: 10px; font-weight: 600; color: #0969da; border: 1px solid #e0e0e0; text-align: left;\"\u003eE860-DTU(1010-400SL30)-S\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e1DI + 1DO (Relay)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e410.125 ~ 493.125 MHz\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e30 dBm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e10 km\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e92 * 54 * 32 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e75 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; font-weight: 600; color: #0969da; border: 1px solid #e0e0e0; text-align: left;\"\u003eE860-DTU(2020-400SL22)-S\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e2DI + 2DO (Relay)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e410.125 ~ 493.125 MHz\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e22 dBm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e5 km\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e100 * 90 * 40 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e120 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafbfc;\"\u003e\n\u003ctd style=\"padding: 10px; font-weight: 600; color: #0969da; border: 1px solid #e0e0e0; text-align: left;\"\u003eE860-DTU(2020-400SL30)-S\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e2DI + 2DO (Relay)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e410.125 ~ 493.125 MHz\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e30 dBm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e10 km\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e100 * 90 * 40 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e123 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; font-weight: 600; color: #0969da; border: 1px solid #e0e0e0; text-align: left;\"\u003eE860-DTU(1010-900SL22)-S\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e1DI + 1DO (Relay)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e850.125 ~ 930.125 MHz\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e22 dBm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e5 km\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e92 * 54 * 32 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e72 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafbfc;\"\u003e\n\u003ctd style=\"padding: 10px; font-weight: 600; color: #0969da; border: 1px solid #e0e0e0; text-align: left;\"\u003eE860-DTU(1010-900SL30)-S\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e1DI + 1DO (Relay)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e850.125 ~ 930.125 MHz\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e30 dBm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e10 km\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e92 * 54 * 32 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e75 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; font-weight: 600; color: #0969da; border: 1px solid #e0e0e0; text-align: left;\"\u003eE860-DTU(2020-900SL22)-S\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e2DI + 2DO (Relay)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e850.125 ~ 930.125 MHz\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e22 dBm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e5 km\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e100 * 90 * 40 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e120 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #fafbfc;\"\u003e\n\u003ctd style=\"padding: 10px; font-weight: 600; color: #0969da; border: 1px solid #e0e0e0; text-align: left;\"\u003eE860-DTU(2020-900SL30)-S\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e2DI + 2DO (Relay)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e850.125 ~ 930.125 MHz\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e30 dBm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e10 km\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e100 * 90 * 40 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e123 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ebyte-detail-images\" style=\"margin-bottom: 30px;\"\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_01_c97e9fc1-407f-48e6-a7b9-83d205e4bc51.jpg?v=1793343661\" alt=\"Ebyte E860-DTU Series Wireless IO Controller Detail - 1_01.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_02_b745c1be-15b8-4257-9112-d698ca839f98.jpg?v=1793343662\" alt=\"Ebyte E860-DTU Series Wireless IO Controller Detail - 1_02.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_03_18c65f59-53b9-4cf5-8167-ef317d2ff47f.jpg?v=1793343662\" alt=\"Ebyte E860-DTU Series Wireless IO Controller Detail - 1_03.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_04_62f914e4-8301-4164-9455-2b2fad722355.jpg?v=1793343662\" alt=\"Ebyte E860-DTU Series Wireless IO Controller Detail - 1_04.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_05_96e1e38d-4837-40f9-9c27-9b2b4246fc41.jpg?v=1793343662\" alt=\"Ebyte E860-DTU Series Wireless IO Controller Detail - 1_05.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_06_d887c5c2-d5be-4849-b72b-1ffaa26f9694.jpg?v=1793343662\" alt=\"Ebyte E860-DTU Series Wireless IO Controller Detail - 1_06.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_07_4a34c078-199e-4be5-a624-2912bc8bdfd2.jpg?v=1793343661\" alt=\"Ebyte E860-DTU Series Wireless IO Controller Detail - 1_07.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_08_0208c6e3-d0c1-46b9-9627-9503d718107d.jpg?v=1793343661\" alt=\"Ebyte E860-DTU Series Wireless IO Controller Detail - 1_08.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_09_8e376011-36d3-4ab2-a206-78ae3010d5c0.jpg?v=1793343662\" alt=\"Ebyte E860-DTU Series Wireless IO Controller Detail - 1_09.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_10_217ae0df-4941-49e4-bada-b5946ee102ff.jpg?v=1793343662\" alt=\"Ebyte E860-DTU Series Wireless IO Controller Detail - 1_10.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_11_b2c774f9-3b61-40f7-8ac3-e78699efab81.jpg?v=1793343662\" alt=\"Ebyte E860-DTU Series Wireless IO Controller Detail - 1_11.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eIndustrial Installation \u0026amp; Wiring\u003c\/h2\u003e\n\u003cp\u003eThe E860-DTU series features a flame-retardant ABS industrial housing supporting both standard 35mm DIN-rail mounting and positioning screw hole mounting. Power connects to the DC 8~28V terminals (V+ and V-). Digital Inputs (DI) connect across DI signal terminals and the switch common terminal (GND), supporting dry contact switches, float switches, and NPN open-collector sensors. Digital Outputs (DO) provide heavy-duty 10A 250VAC \/ 30VDC relay contacts with Normally Open (NO), Normally Closed (NC), and Common (COM) terminals to directly drive contactor coils, pump motors, and alarm sirens. High-frequency RF transmission uses an external 50-ohm SMA-K antenna port. Intuitive front-panel LED indicators display DC power status, LINK connection, and real-time DI\/DO channel activation.\u003c\/p\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/2_01_36cc4610-4c11-456b-93c0-322cf8ac2a75.jpg?v=1793343662\" alt=\"Ebyte E860-DTU Series Wiring \u0026amp; Terminal Layout - 2_01.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/2_02_3e53f5c1-9375-4050-b5bc-a8522d2e0744.jpg?v=1793343662\" alt=\"Ebyte E860-DTU Series Wiring \u0026amp; Terminal Layout - 2_02.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/2_03_efed112f-f51d-4db0-a12e-57f0361cba73.jpg?v=1793343662\" alt=\"Ebyte E860-DTU Series Wiring \u0026amp; Terminal Layout - 2_03.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0; padding: 0; line-height: 0; text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/2_04_38f4ca4e-d6ef-4e64-a177-4f4cebc8b003.jpg?v=1793343661\" alt=\"Ebyte E860-DTU Series Wiring \u0026amp; Terminal Layout - 2_04.jpg\" style=\"width: 100%; max-width: 100%; display: block; margin: 0 auto;\"\u003e\u003c\/p\u003e\n\u003cdiv class=\"ebyte-text-specs\" style=\"margin-top: 30px;\"\u003e\n\u003ch2\u003ePractical Application Scenarios\u003c\/h2\u003e\n\u003ch3\u003e1. Remote Water Tower Level Interlock \u0026amp; Pump Station Control\u003c\/h3\u003e\n\u003cp\u003eIn municipal water reservoirs, elevated tanks, and agricultural irrigation pump stations, running physical signal cables over mountains or private property is prohibitively expensive. Deploying an E860-DTU transmitter connected to a liquid level float switch allows instantaneous wireless triggering of the pump starter relay up to 10km away at the well pump house, automatically starting or stopping pumps without human intervention.\u003c\/p\u003e\n\u003ch3\u003e2. Industrial Valve Remote Actuation \u0026amp; Emergency Shutdown (ESD)\u003c\/h3\u003e\n\u003cp\u003eIn chemical processing plants, fuel storage tank farms, and long-distance gas pipelines, emergency stop signals and limit switch feedback must bridge long spans without electrical conduit hazards. The E860-DTU transmits deterministic switch telemetry with sub-300ms latency, triggering emergency pneumatic valve closures wirelessly across vast facility grounds.\u003c\/p\u003e\n\u003ch3\u003e3. Factory Overhead Crane \u0026amp; Hoist Wireless Remote Control\u003c\/h3\u003e\n\u003cp\u003eHeavy overhead bridge cranes, metallurgical ladle cars, and material transfer carts operate across high-vibration manufacturing bays where umbilical cables frequently wear out. The E860-DTU provides a reliable LoRa wireless link immune to motor drive VFD interference, synchronizing pendant pushbutton commands directly to motor drive contactors.\u003c\/p\u003e\n\u003ch3\u003e4. Smart Mining Conveyor Belt Tear \u0026amp; Pull-Cord Safety Systems\u003c\/h3\u003e\n\u003cp\u003eBulk material overland conveyor belts spanning several kilometers require emergency pull-cord switches and belt alignment detection. The E860-DTU enables wireless daisy-chained switch reporting back to the central control PLC, halting conveyor drives immediately upon safety interlock trip.\u003c\/p\u003e\n\u003ch2\u003eFAQ Section\u003c\/h2\u003e\n\u003ch3\u003e1. How do I pair two E860-DTU units for point-to-point switch synchronization?\u003c\/h3\u003e\n\u003cp\u003eWith both units powered on, press and hold the STATE\/LINK button for 2 seconds on the Master device to enter pairing mode (the LINK LED will flash). Then press and hold the STATE\/LINK button for 2 seconds on the Slave device. Within a few seconds, both LINK LEDs will turn solid, confirming successful wireless pairing and synchronous I\/O linkage.\u003c\/p\u003e\n\u003ch3\u003e2. Can one transmitter control multiple receiver units (One-to-Many Mode)?\u003c\/h3\u003e\n\u003cp\u003eYes. The E860-DTU series supports flexible one-to-many broadcast and independent channel mapping. A single Master DTU can synchronize its DI status to multiple Slave DTU relay outputs simultaneously across the entire RF coverage area.\u003c\/p\u003e\n\u003ch3\u003e3. What types of input signals are supported by the DI ports?\u003c\/h3\u003e\n\u003cp\u003eThe DI ports natively support passive dry contacts (pushbuttons, mechanical limit switches, reed switches, relay contacts) as well as active NPN open-collector sensor outputs. Connecting the DI terminal to the GND terminal triggers an input state change.\u003c\/p\u003e\n\u003ch3\u003e4. How do I restore the E860-DTU to factory default settings?\u003c\/h3\u003e\n\u003cp\u003ePress and hold the front-panel STATE\/LINK button for more than 6 seconds until the STATE indicator flashes rapidly. The device will reset all RF channels, encryption keys, and address mappings to default factory parameters.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Ebyte Official Store - IoT Module Manufacturer","offers":[{"title":"E860-DTU(1010-400SL22)-S *2","offer_id":48847845523661,"sku":"E860-DTU(1010-400SL22)-S *2","price":37.7,"currency_code":"USD","in_stock":true},{"title":"E860-DTU(1010-400SL30)-S *2","offer_id":48847845556429,"sku":"E860-DTU(1010-400SL30)-S *2","price":45.81,"currency_code":"USD","in_stock":true},{"title":"E860-DTU(2020-400SL22)-S *2","offer_id":48847845589197,"sku":"E860-DTU(2020-400SL22)-S *2","price":41.76,"currency_code":"USD","in_stock":true},{"title":"E860-DTU(2020-400SL30)-S *2","offer_id":48847845621965,"sku":"E860-DTU(2020-400SL30)-S *2","price":49.86,"currency_code":"USD","in_stock":true},{"title":"E860-DTU(1010-900SL22)-S *2","offer_id":48847845654733,"sku":"E860-DTU(1010-900SL22)-S *2","price":37.7,"currency_code":"USD","in_stock":true},{"title":"E860-DTU(1010-900SL30)-S *2","offer_id":48847845687501,"sku":"E860-DTU(1010-900SL30)-S *2","price":45.81,"currency_code":"USD","in_stock":true},{"title":"E860-DTU(2020-900SL22)-S *2","offer_id":48847845720269,"sku":"E860-DTU(2020-900SL22)-S *2","price":41.76,"currency_code":"USD","in_stock":true},{"title":"E860-DTU(2020-900SL30)-S *2","offer_id":48847845753037,"sku":"E860-DTU(2020-900SL30)-S *2","price":49.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_6d8ebad7-897d-49a3-876e-a4548f0d65fd.jpg?v=1793343676"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/collections\/M31-XFXX0800G-U_afad7a1c-36d5-4a3d-aeb2-79a6e9d9e666.jpg?v=1783391788","url":"https:\/\/ebyteiot.com\/fr\/collections\/remote-i-o-products\/lora-switch.oembed","provider":"Ebyte Official Store - IoT Module Manufacturer","version":"1.0","type":"link"}