Features
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, uses DC port (outer diameter: 5.5mm, inner diameter: 21mm) and screw terminals for power input.

Specifications
Product type: Serial server, Modbus gateway, MQTT gateway
Primary function:Realize the bidirectional transparent transmission function of RS232/485/422 to Ethernet
Communication interface:RS232 port × 1; RS485 port × 1; RS422 port × 1; Ethernet port × 1 Power supply: DC power port, 6 ~ 36V DC screw terminal
Isolation protection:Power isolation, signal isolation protection

Communication interface
Ethernet:
common network port
10 / 100M self-adaptive RJ45 interface, 2KV surge protection
Serial port: Isolated RS232/485/422

Serial parameters
Baud rate: 300 ~ 115200 bps
Parity bit: none, odd parity, even parity, mark, space
Data bits: 5 ~ 9 bits
Flow Control: no flow control

Software
Protocol: ETHERNET, IP, TCP, UDP, HTTP, ARP, ICMP, DHCP, DNS
Configuration method: PC configuration, WEB browser, device management function library
Communication method: TCP/IP direct communication, virtual serial port mode
Operating mode: TCP server, TCP client (TCP server also coexist), UDP, UDP multicast

Other
Operating temperature: -40℃ ~ 85℃
Humidity range: 5% ~ 95% relative humidity
Dimensions : L × W × H: 88.7 × 72.5 × 24.2 mm

Package Content
RS232/485/422 TO ETH (B) x1