Industrial isolated RS232/485/422 to RJ45 ethernet converter module, features RS232/485/422 and Ethernet port, di-directional transparent data transmission between RS232/485/422 and Ethernet RS232/485/422 serial server, support Modbus Gateway, suitable for Modbus networking upgrade, can be used with specific configuration software, support TCP server / TCP client / UDP mode / UDP multicast multi communication modes, support MQTT/JSON to Modbus, more flexible conversion between different protocols Support Multi hosts roll-polling, user-defined heartbeat/registration packet, NTP protocol, Multi configuration methods RS232/485/422 device data acquisitor / IoT gateway designed for industrial environment, Onboard Multiple Protection circuit, Safe And Stable Rail-mount RS232/485/422 serial server, easy to combine multi rail-mounted serial server together, more freely. Aluminium alloy enclosure with sand blasting and anodic oxidation, solid and durable, fashion and good hand feeling