Introduction 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 JSON, etc. The module features RS485 and Ethernet port with POE function, uses screw terminals for power input. Rail-mount 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, ect. Specifications Product Type: Serial server, Modbus Gateway, MQTT Gateway. Basic Function: Bi-directional transparent data transmission between RS485 and Ethernet. Communication interface: RS485 port x 1, Ethernet portx 1. Power supply: 6 ~ 36V DC screw terminal, or PoE port. Isolation Protection: Power isolation, Signal isolation. Communication Ethernet: PoE network port, support IEEE 802.3af standard,10 / 100M auto-negotiation RJ45 connector, 2 KV surge protection. Serial port: Isolated RS485. Serial specification Baudrate: 300 ~ 115200 bps. Parity bit : none, odd, even, mark, space. Data bit: 5 ~ 9 bits. Software Protocol: ETHERNET, IP, TCP, UDP, HTTP, ARP, ICMP, DHCP, DNS. Configuration: host, web browser, device management functions library. Communication method: TCP/IP direct communication, VCOM. Operating mode: TCP server, TCP client (coexisting with TCP server), UDP, UDP multicast. Environment requirement Operating temperature: -40? ~ 85? Storage temperature: -45? ~ 125? Humidity range: 5% ~ 95% relative humidity Dimensions : L x W x H: 87 x 36x 59 mm Online Document/How to use: //bit.ly/3rWrjyz Package Content RS485 TO ETH Module x1