Product description Rail-Mount Serial Server, RS232/485/422 To RJ45 Ethernet Module, TCP/IP To Serial, POE Function Optional Features At A Glance This is a RS232/485/422 device data acquisitor / IoT gateway designed for industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to JSON, etc. The module features RS232/485/422 and Ethernet port (PoE function optional), uses
DC port (outer diameter: 5.5 mm, inner
diameter: 21mm) and screw terminals for power input. The case with rail-mount support, small in size, easy to install, cost-effective. It is suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring... Rail-Mount Support Easy To Combine Multi Rail-Mounted Serial Server Together, More Freely See More