Features: A RS485 device data collector/IoT specially designed for industrial environment applications, with serial server, Modbus , MQTT , RS485 to JSON and other functions in one.<br> With RS485 and Ethernet interfaces, terminal-type power supply access, support for 9~24V wide voltage power supply, rail-type -retardant shell , small size, easy installation, cost-effective, suitable for data acquisition, Internet of Things gateways, security objects Networking and intelligent instrument monitoring and other fields.<br> Specification:<br> Communication interface: RS485, terminal type, support 32 slave devices<br> Power supply: terminal type, 9~24V DC<br> Product size L x W x H: 87 x 36 x 59mm<br> Communication Interface:<br> Ethernet: 10/100M adaptive RJ45 interface, 2KV surge protection<br> Serial port: RS485x1: RXD, TXD, GND<br> rate: 300~115200bps<br> Check Digits: None, Odd, Even, , Space<br> Data bits: 5~9 bits<br> Flow control: no flow control<br> Protocol: ETHERNET, IP, , UDP, HTTP, , ICMP, DHCP, DNS<br> Configuration : computer configuration, WEB browser, device management function library<br> Communication mode: /IP direct communication, virtual serial port mode<br> Working mode: server, client (the server also coexists), UDP, UDP multicast<br> Operating temperature: -40~85<br> Storage temperature: -45C~165C<br> Humidity range: 5%~95% relative humidity<br> Material: ABS<br> colour: White<br> Package Contents:<br> 1 x RS485 serial server<br> Only the above package content, other products are not included.<br> Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.