Waveshare RS485 to WiFi/Ethernet Module Rail Mount Serial Server Modbus MQTT Gateway Supports Transparent Transmission Mode

This is a RS485 device data acquisitor / IoT gateway designed for industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to HTTPD Client, etc. With RS485, WIFI and Ethernet ports, the module can realize functions such as serial to WIFI, serial to Ethernet, Ethernet to WIFI and so on. Using screw terminals for power input, it supports 5~36V wide range power supply. Rail-mount V0 flame-retardant case design, small in size, easy to install. It is suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring. Support Transparent Transmission Mode,Supports -TCP Server / -TCP Client / UDP Server / UDP Client.Support Modbus -TCP And Modbus RTU Interconversion Mode. The user sends data to the server according to the protocol Send data to different servers without restarting. After the user has set the HTTP header through AT commands or web page, the module can send data to the HTTP server, or obtain data from the HTTP server. Devices can subscribe to other MQTT client messages, and can publish topic information to the server. Supports subscription of 6 messages and publication of 6 topics, wider range of use and more applicable scenarios. Users can view device-related information through terminal devices or cloud platforms.