| Spec Category | Parameter Dimension | Technical Specifications (Ebyte E880-IR01) |
| Core Function | Device Type | Industrial 4G Wireless Router / Gateway |
| Network Interfaces | 1 x WAN Port, 1 x LAN Port, WLAN (Wi-Fi), 4G LTE | |
| Serial Interface | 1 x RS485 (Industrial terminal block) | |
| Electrical Specs | Operating Voltage | 5V to 36V DC |
| Remote Control | SMS AT command remote control configuration | |
| Physical Specs | Dimensions | Compact industrial-grade metal enclosure |
| Product Weight | 419.5 grams (plus or minus 5 grams) | |
| Deployability | Integration | Commercial-grade high-performance embedded structure |
| Data Routing | Transparent serial-to-cellular routing, LAN/WLAN bridging |
| Parameters |
Project | Index |
| Wifi Parameters | TDD-LTE | Downstream Rate 13ONfbps: Upstream Rate 35Mbps Band 38/39/40. 41 |
| FDD-LTE | Downstream Rate 150Mbps, Upstream Rate 50Mbps Band 1/3/8 | |
| WCDMA | Downstream Rate 42Mbps , Upstream Rate 5.76Mbps Band 1/8 | |
| TD-SCDNIA | Downstream Rate 5.2K-fbps , Upstream Rate 2.2Mbps Band 34/39 | |
| CDMA2000 Ix/EVDO | Downstream Rate 3.1Mbps ， Upstream Rate 1.8Mbps BCO | |
| GSMGPRS/EDGE | Downstream Rate 236.8kbps , Upstream Rate 236.8kbps 900/1800 | |
| Hardware parameters | Size (H*W*D) | 172*107*29mm |
| Weight | 419.5g | |
| Working Temperature | -20cC--70cC | |
| Storage temperature | -40cC-85℃ | |
| Working humidity | 5*95% | |
| Storage humidity | 1%~95% | |
| Working voltage | 5V〜36v | |
| Current consumption | Under DC 12V power supply, average 106mA: maximum 205mA (normal temperature) | |
| precision | 0.2% | |
| Data interface | RS485: 1200~115200bps |
| Manner of Working | Supply Voltage | Average Current | Max Current | Remarks |
| 4G-rEthernet | DC12V | 106mA | 205mA | Ethernet Prior |
| Ethernet | DC12V | 99mA | [86mA | Without SIM Card |
| 4G | DC12V | [41mA | 283mA | Without input of WAN port |
| All Stop | DC12V | 88mA | 163mA |
Practical Application Scenarios
Scenario 1: Smart Grid Remote RTU and Modbus Telemetry
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Regional Industry Pain Points: Electrical substations and distribution transformers are often located in rural or highly dense urban areas where laying physical Ethernet cables is logistically impossible or cost-prohibitive. Power grid operators need to extract Modbus telemetry from remote terminal units (RTUs) and meters continuously while maintaining a redundant cellular and wired link.
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Ebyte Technical Solution: The E880-IR01 acts as a rugged communications gateway. The substation’s energy meters and RTUs connect directly to its integrated RS485 interface. The router utilizes its 4G LTE cellular link to transmit this serial telemetry back to the utility control room. It supports failover routing between its WAN port and 4G network, ensuring that if local fiber-optic lines fail, critical grid monitoring instantly switches to cellular.
Scenario 2: Remote Industrial Automation and PLC Remote Maintenance
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Regional Industry Pain Points: Field engineers lose valuable time and money traveling to remote factories or water treatment plants just to diagnose PLCs, update HMI screens, or adjust process parameters. Setting up remote access on local enterprise firewalls is often blocked by strict factory IT policies.
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Ebyte Technical Solution: By installing the E880-IR01 inside the field machinery cabinet, engineers can connect the local PLC to the router's LAN port or local WLAN network. The E880-IR01 establishes a secure VPN tunnel over its 4G connection back to the central engineering office. This allows off-site software engineers to perform remote debugging, upload firmware updates, and monitor operation metrics as if they were physically plugged into the machine.
Scenario 3: Intelligent Municipal Water Stations and Environmental Monitoring
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Regional Industry Pain Points: Environmental sensors monitoring river water quality, air pollution, or water levels are deployed outdoors in remote locations subject to fluctuating voltages from solar-plus-battery systems. These remote gateways must run reliably 24/7, allow remote parameter changes, and consume low idle power.
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Ebyte Technical Solution: The E880-IR01 features a highly robust power design operating over a wide 5V to 36V DC range, making it directly compatible with 12V or 24V solar battery systems. It handles fluctuating voltages with ease. If cellular signal drops or configuration changes are needed, engineers do not need to visit the site; they can send remote SMS AT commands directly to the E880-IR01 to reboot the device, query signal strength, or update server routing parameters.
2. FAQ Section
Q1: Can I use the RS485 interface and the Ethernet ports on the E880-IR01 simultaneously?
A1: Yes. The E880-IR01 is designed as an integrated industrial gateway router. The internal system architecture handles routing for the Ethernet LAN/WAN ports, local WLAN (Wi-Fi), and the RS485 serial interface concurrently. This allows you to host local IP cameras on the LAN port while simultaneously polling Modbus sensors on the RS485 serial bus and sending all combined data over the 4G LTE uplink.
Q2: How does the SMS AT command remote control feature work?
A2: This router supports remote configuration and diagnostics via standard SMS (Short Message Service). If the router is deployed in a remote location and loses internet connectivity, or if you need to perform quick configuration adjustments, you can send designated, password-secured SMS text messages containing AT commands to the SIM card number inside the router. The E880-IR01 will process the command, execute the task (such as a device reboot, APN change, or status query), and reply to your mobile phone with a status confirmation.
Q3: What is the benefit of the 5V to 36V wide operating voltage for industrial setups?
A3: Standard consumer routers strictly require a regulated 12V power supply, which is easily damaged by voltage drops or spikes. In industrial automation, heavy machinery startup and shutdown cause significant voltage fluctuations. The E880-IR01 supports a wide input range of 5V to 36V DC. This allows direct connection to standard 12V or 24V industrial control cabinet power rails, as well as fluctuating off-grid solar batteries, without requiring an expensive external DC-DC voltage regulator.
Q4: Does the E880-IR01 support automatic network failover?
A4: Yes. The E880-IR01 features intelligent link backup and failover. You can configure the wired WAN port as the primary internet connection (such as local factory broadband) and set the 4G cellular network as the secondary backup. If the local ISP experiences an outage, the router automatically detects the loss of connection and switches data routing to the 4G network within seconds, ensuring continuous uptime for critical remote industrial telemetry.