Waveshare 2PCS RS232/485/422 to RJ45 Ethernet Module, TCP/IP to Serial, POE Function, Bi-Directional Transparent Transmission, Suitable for Data Acquisition, Intelligent Instrument Monitoring, etc

An 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 with PoE function, uses DC port (outer diameter: 5.5mm, inner diameter: 21mm) and screw terminals for power input. The case with rail-mount support, small in size, easy to install, cost-effective
Support PoE Ethernet power supply, applicable to IEEE 802.3af PoE standard. Support power supply of terminal block and DC 5.5 power interface, DC 6~36V wide voltage range input. It is suitable for the network upgrade of Modbus and can cooperate with 3D force control modal components
Support multiple communication modes. Support TCP server/TCP client/UDP mode/UDP multicast. MQTT/JSON to Modbus. More flexible conversion of multiple protocols. Support multi hosts roll polling. Different Network devices will be identified and responded respectively, No more Crosstalk issue while communicating with multi Network devices
User-Defined Heartbeat/Registration Packet. Easy for Cloud Communication and Device Identification. Support NTP Protocol. Getting Network Time Info for serial output or data Upload. Suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring