Overview
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 ports, uses screw terminals for power input, supports 9~24V wide range power supply. 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.

Specifications:
1. Outline
Communication interface: RS485, screw terminal, supports 32x slave devices
Power supply: 9 ~ 24 V DC, screw terminal.
Dimensions: L × W × H: 87 × 36 × 59 mm

2. Communication
Ethernet: 10/100M auto-negotiation RJ45 connector, 2 KV surge protection
Serial port: RS485 × 1: RXD, TXD, GND

3. Serial specification
Baud rate: 300 ~ 115200 bps.
Parity bit: none, odd, even, mark, space
Data bit: 5 ~ 9 bits.
Flow control: N/A.

4. 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

5. Environment requirement
Operating temperature: -40°C ~ 85°C.
Storage temperature: -45°C ~ 165°C.
Humidity range: 5% ~ 95% relative humidity.

Development Resources
https://www.waveshare.com/wiki/RS485_TO_ETH_(B)?

Package contents:
RS485 TO ETH (B) x1

Input Voltage	24 Volts
Connector Type Used on Cable	RJ45
Unit Count	1.0 Count
Number of Items	1
Item Weight	0.12 Kilograms
Package Quantity	1
Finish Types	Transparent
Color	Transparent

Waveshare RS485 to Ethernet Converter Industrial Serial Device Server TCP/IP to Serial Module Supports Modbus Gateway, MQTT/JSON to Modbus and TCP Server/TCP Client/UDP Mode/UDP Multicast

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Description

Specifications

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