Waveshare 4-Channel POE RS485 to RJ45 Ethernet Serial Server

Waveshare 23361 4-Channel RS485 to RJ45 Ethernet Serial Server, 4 Channels RS485 Independent Operation, Rail-Mounted Industrial Isolated Serial Module, Bidirectional Transparent Transmission, Modbus Gateway, Optional PoE Function Waveshare 4-Channel POE RS485 to RJ45 Ethernet Serial Server, 4 Channels RS485 Independent Operation, Rail-Mounted Isolated Serial Module, Bidirectional Transparent Transmission, Modbus Gateway, PoE Function

This is a multifunctional data acquisition/IoT gateway with 4 channels of RS485 and one Ethernet port (PoE version). It is small, easy to install, and cost-effective. It is suitable for applications such as data acquisition, IoT gateway, security IoT, and smart device monitoring, meeting various application scenarios.

Features:

• 4-channel RS485 can work independently without affecting each other, enabling more effective data transmission.
  
• Combines multiple functions in one device, including serial server, Modbus gateway, MQTT gateway and RS485 to JSON, etc.
  
• Uses screw terminals for stable power supply.
  
• Housing for wall and rail mounting, easy to install, for quick

Specifications:

• Product name: 4-CH RS485 TO POE ETH (B)
• Description: 4-channel RS485 + PoE network connection + Electrical isolation
• Product type: Serial server, Modbus Gateway, MQTT Gateway
• Basic function: Bidirectional transparent data transmission between RS485 and Ethernet
• Communication interface: RS485 port x 4, Ethernet port x 1
• Power supply: DC 6 ~ 45 V screw terminal or PoE connector
• Insulation protection: power isolation, signal isolation

Communication:

• Ethernet:
  • RJ45 with PoE support, IEEE 802.3af compliant
  • 10/100 Mbps auto-negotiation RJ45 connector, 2 kV surge protection
• Serial interface: Isolated RS485 (the 4 channels can receive and transmit independently at the same time)

Serial specification:

• Baud rate: 300 to 115,200 bit/s
• Parity bit: none, odd, even, mark, space
• Data bit: 5 to 9 bits
• Flow control: none

Software:

• Protocol: ETHERNET, IP, TCP, UDP, HTTP, ARP, ICMP, DHCP, DNS
• Configuration: Host, web browser, device management library
• Communication method: TCP/IP direct communication, VCOM
• Operating mode: TCP server, TCP client (coexisting with TCP server), UDP, UDP multicast

Miscellaneous:

• Operating temperature: -40 °C to 85 °C
• Humidity range: 5% to 95% relative humidity
• Dimensions: L x W x H: 91.0 x 64.5 x 24.2 mm

For further technical details please visit the manufacturer's product page .