Overview
2-Ch RS485 to RJ45 Ethernet Serial Server, Dual channels RS485 independent operation, Dual Ethernet Ports, Rail-mount Industrial Isolated Serial Module, Bi-directional Transparent Transmission.

Parameter
Model
-- 2-CH RS485 TO ETH (B)
Product Type
-- Serial server, Modbus Gateway, MQTT Gateway
Basic Function
-- Bi-directional transparent data transmission between RS485 and Ethernet
Communication Interface
-- RS485 port × 2, Ethernet port × 2
Power Supply
-- DC 5.5 power port, 6 ~ 45V DC screw terminal
Isolation protection
-- Power isolation, Signal isolation
Communication Interface
-- Ethernet: RJ45, 10 / 100M auto-negotiation RJ45 connector, 2 KV surge protection
-- Serial port: Isolated RS485 (the 2 channels can receive and transmit independently at the same time)
Serial specification
--Baudrate: 300 ~ 115200 bps
--Parity bit: none, odd, even, mark, space
--Data bit: 5 ~ 9 bits
--Flow control: N/A
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℃
--Humidity range: 5% ~ 95% relative humidity
--Dimensions: L × W × H: 78.0 × 72.5 × 24.2 mm

Package Content
2-CH RS485 TO ETH (B) x1

Development Resources
https://www.waveshare.com/wiki/RS232/485/422_TO_POE_ETH_(B)