Welcome to my quick review of an inexpensive 2-channel 5V relay module controlled via RS485 bus utilizing Modbus RTU protocol. As claimed by some online sellers, this easy-to-get Modbus RTU 2-Channel ...
MB-GATEWAY, a single-port Modbus Gateway module, converts Modbus TCP to Modbus RTU. MB-GATEWAY, a single-port Modbus Gateway module, converts Modbus TCP to Modbus RTU.