Product Introduction

The NA111-M is a serial port server that converts serial data to Ethernet data. It features multiple Modbus gateway modes and MQTTC/HTTPC IoT gateway modes, enabling networking of various serial devices and PLCs. Adopting industrial-grade design standards, it ensures device reliability. The serial port server features a built-in RJ45 Ethernet port, and the RS485 port utilizes a 3×2.54mm pluggable Phoenix spring terminal block. The serial port server can be mounted using either a DIN rail or mounting holes. NA111-E Series Single Serial Port Server Functional Details.

RS485 Serial Port Server, PoE Power Receiver, MQTT IoT Communication

The NA111-E series single serial port server enables bidirectional transparent transmission and conversion of serial port data and Ethernet data, offering the following nine core features:

The NA111-E series single serial port server supports multiple operating modes (TCP Server, TCP Client, UDP Server, UDP Client). Server mode supports multiple socket connections; it also offers multiple Modbus gateway modes as well as MQTTC and HTTPC IoT gateway modes. The NA111-E series single serial port server supports configuration via a configuration tool, webpage, and AT commands. It can quickly connect to all IoT platforms supporting the standard MQTT protocol, including Huawei Cloud, Baidu Cloud, Alibaba Cloud, Tencent Cloud, and OneNET. Four key features support diverse application scenarios. PoE power supply eliminates the need for a separate power supply; and it supports HTTP (GET/POST requests). Remote upgrades are possible using firmware provided by Ebyte.