Waveshare RS485 TO ETH (B)

Waveshare Industrial Serial Server RS485 to RJ45 Ethernet TCP/IP to Serial Module

Model: RS485 TO ETH (B) - Instruction Manual

1. Fampidirana

The Waveshare Industrial Serial Server RS485 to RJ45 Ethernet TCP/IP to Serial Module, Model RS485 TO ETH (B), is an industrial-grade device designed for data acquisition and IoT gateway applications. It integrates multiple functions including serial server, Modbus gateway, MQTT gateway, and RS485 to JSON conversion.

This module features RS485 and Ethernet ports, utilizes screw terminals for power input, and supports a 9~24V wide range power supply. Its rail-mount, flame-retardant case design ensures compact size and ease of installation, making it suitable for various industrial environments such as data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring.

Waveshare Industrial Serial Server RS485 to RJ45 Ethernet TCP/IP to Serial Module
Figure 1: Waveshare Industrial Serial Server RS485 to RJ45 Ethernet TCP/IP to Serial Module.

2. Vokatra mihoatraview

The RS485 TO ETH (B) module facilitates bi-directional transparent data transmission between RS485 and Ethernet. It supports various communication modes and protocols for flexible integration into existing systems.

Waveshare Industrial Serial Server features and version options
Sary 2: Tapitraview of the Waveshare Industrial Serial Server with key features and version options. This image highlights the multi-functionality and different available models, including the RS485 TO ETH (B) and PoE-enabled versions.

2.1. Key Interfaces

  • Seranana RS485: For serial communication with RS485 devices.
  • RJ45 Ethernet Port: For network connectivity (TCP/IP).
  • Fampidirana herinaratra: Screw terminals for 9~24V DC power supply.
  • LED famantarana: PWR (Power), LINK (Ethernet Link), ACT (Activity).
Waveshare Industrial Serial Server interface introduction
Sary 3: antsipirihany view of the module's interfaces, including the power supply screw terminals and the RJ45 Ethernet port.

3. Fametrahana

3.1. Connection Hardware

  1. Herin'aratra: Connect a 9~24V DC power supply to the screw terminals (V+ and V-). Ensure correct polarity. A 12V industrial DIN-rail power supply is recommended.
  2. Fifandraisana Ethernet: Connect the RJ45 Ethernet port to your network switch or router using a standard Ethernet cable.
  3. Ireo singa mifandraika amin'ny RS485 Connect your RS485 device to the RS485 screw terminals (485A, 485B).
Waveshare Industrial Serial Server primary function connection diagram
Figure 4: Connection diagram illustrating the primary function of bi-directional transparent data transmission between RS485 and Ethernet.

3.2. Rail-Mount Installation

The module is designed for easy installation on a DIN-rail. Simply clip the module onto a standard DIN-rail in your industrial cabinet.

Waveshare Industrial Serial Server rail-mount support
Figure 5: Illustration of the rail-mount design, showing multiple serial servers mounted together on a DIN-rail for organized installation.

3.3. Configuration voalohany

The module can be configured via a host, web browser, or device management functions library. For initial setup, it is often easiest to use a web navigateur.

  • Connect your computer to the same network as the module.
  • Refer to the module's documentation for the default IP address and login credentials.
  • Access the module's web interface through a browser to configure network settings (DHCP or static IP), serial port parameters (baud rate, parity, data bits, stop bits), and operating modes.
Video demonstrating RS485 to WiFi Ethernet module setup
Video 1: This video demonstrates the setup and functionality of an RS485 to WiFi Ethernet module, which shares similar configuration principles with the RS485 TO ETH (B) model. It covers connecting the module and basic configuration steps.
Video demonstrating USB to RS485/422 converter
Video 2: This video showcases a USB to RS485/422 isolated converter, providing insight into the physical connections and data transmission aspects relevant to RS485 communication.

4. Fomba fiasa

The module supports various communication modes to suit different application requirements:

  • Mpizara TCP: Allows multiple TCP clients to connect to the module and receive data from the serial device.
  • Mpanjifa TCP: The module actively connects to a remote TCP server, enabling bi-directional data transfer.
  • Fomba UDP: Supports UDP server and UDP client for connectionless data transmission.
  • Modbus Gateway: Converts Modbus RTU/ASCII data to Modbus TCP for seamless integration with Modbus TCP networks.
  • MQTT Gateway: Enables serial data upload to MQTT servers for IoT applications.
  • RS485 to JSON: Converts RS485 data into JSON format for web- fampiharana mifototra.
Waveshare Industrial Serial Server multi communication modes diagram
Figure 6: Diagram illustrating the various communication modes supported by the module, including TCP Server, TCP Client, UDP Server, and UDP Client configurations.
Waveshare Industrial Serial Server advanced features diagram
Sary 7: Asehon'ny kisarisaryasing advanced features such as MQTT/JSON to Modbus conversion, multi-host roll-polling support, NTP protocol support, and user-defined heartbeat/registration packets.

5. Famaritana

The following table details the technical specifications of the Waveshare Industrial Serial Server RS485 TO ETH (B) module:

Sokajyfikiranasarobidy
GeneralKarazana vokatraSerial server, Modbus Gateway, MQTT Gateway
Asa fototraBi-directional transparent data transmission between RS485 and Ethernet
Laharana modelyRS485 TO ETH (B)
interfaceFifandraisana fifandraisanaRS485 port x 1, Ethernet port x 1
Hard Drive InterfaceEthernet
fahefanaHerin'aratra9 ~ 24V DC screw terminal
Karazana mpampitohy herinaratra lehibeVaravarana terminal
MIAROFiarovana mitoka-moninaN/C (Not applicable for this version)
EthernetEthernet10 / 100M auto-negotiation RJ45 connector
SerialSerial portRS485
tahan'ny baud300 ~ 115200 bps
Parity bitnone, odd, even, mark, space
Data kely5 ~ 9 bits
SoftwarefifanarahanaETHERNET, IP, TCP, UDP, HTTP, ARP, ICMP, DHCP, DNS
fanahafanampampiantrano, web browser, device management functions library
Fomba fifandraisanaTCP/IP direct communication, VCOM
Fomba fiasaTCP server, TCP client (coexisting with TCP server), UDP, UDP multicast
TONTOLO IAINANATemperature miasa-40°C ~ 85°C
mari-pana fitahirizana-40°C ~ 100°C
Hamandoana isan-karazany5% ~ 95% hamandoana
BATANArefy (L × W × H)87 × 36 × 59 mm
Waveshare Industrial Serial Server detailed specifications table
Figure 8: A comprehensive table detailing the specifications of the Waveshare Industrial Serial Server, including communication, power, and environmental parameters.

6. Fikojakojana

  • Fanadiovana: Use a soft, dry cloth to clean the module. Avoid using liquid cleaners or solvents.
  • Fepetra ara-tontolo iainana: Ensure the module operates within the specified temperature and humidity ranges to prevent damage and ensure optimal performance.
  • Fanavaozana ny mikirao praogramanao: Periodically check the Waveshare official website for firmware updates to enhance functionality and security.

7. Famahana olana

  • No Power (PWR LED off): Verify the power supply connection and ensure the voltage is within the 9~24V DC range.
  • No Network Link (LINK LED off): Check the Ethernet cable connection to the router/switch. Ensure the network device is powered on and functioning correctly.
  • Tsy misy fandefasana angona:
    • Confirm serial port parameters (baud rate, parity, data bits, stop bits) match the connected RS485 device.
    • Verify network settings (IP address, gateway, DNS) are correctly configured.
    • Check the operating mode (TCP Server/Client, UDP) and ensure it aligns with your application.
    • Ensure the RS485 wiring (A/B) is correct.
  • Module tsy mamaly: Try restarting the module by cycling its power. If the issue persists, perform a factory reset (refer to the full user manual for instructions on how to perform a factory reset).

8. Warranty sy fanohanana

Waveshare products typically come with a standard manufacturer's warranty. For specific warranty details, technical support, or further assistance, please refer to the official Waveshare webtranokala na mifandray mivantana amin'ny serivisy mpanjifany.

Additional resources, including detailed user manuals, software tools, and FAQs, can be found on the Waveshare product page for the RS485 TO ETH (B) module.

Documents mifandraika - RS485 TO ETH (B)

Preview Waveshare RS485 TO ETH (B) User Manual - Industrial RS485 to Ethernet IoT Gateway
Comprehensive user manual for the Waveshare RS485 TO ETH (B), an industrial serial device server and IoT gateway. Learn about its features, applications, configuration, and how to connect RS485 devices to Ethernet for Modbus, MQTT, and cloud integration.
Preview Boky Torolàlana ho an'ny Mpampiasa Waveshare UART mankany ETH (B): Torolàlana momba ny mpanova serial mankany Ethernet
Boky torolalana feno ho an'ny mpampiasa ny môdioly Waveshare UART TO ETH (B), izay manazava amin'ny antsipiriany ny endri-javatra ao aminy toy ny mpanova UART mankany Ethernet, vavahady IoT, vavahady Modbus, ary mpizara serial ho an'ny fampiharana indostrialy.
Preview RS232/RS485 to Ethernet & PoE Ethernet Gateway Technical Specification
This document provides detailed specifications, hardware and software features, and testing procedures for the Waveshare RS232/RS485 to Ethernet and PoE Ethernet gateways. These devices function as serial servers, Modbus gateways, and MQTT gateways for industrial data acquisition and IoT connectivity.
Preview Waveshare RS232/485 to Ethernet Converter User Manual
Ity dia maody RS232/485 ho an'ny Ethernet avy amin'ny Waveshare, izay ahafahana mampita angon-drakitra mangarahara roa eo anelanelan'ny seranan-tsambo RS232, RS485 ary RJ45 Ethernet. Izy io dia manana processeur 32-bit ARM M4, 10/100M Ethernet, fomba fiasa maro (TCP Server/Client, UDP, HTTPD), Modbus gateway, ary Webfanohanan'ny socket, manolotra hafainganam-pandeha avo, fanjifana herinaratra ambany ary fitoniana ho an'ny fampiharana IoT indostrialy.
Preview Waveshare RS485 to WiFi/ETH MQTT Communication User Manual
Comprehensive user manual for the Waveshare RS485 to WiFi/ETH module, guiding users through software and hardware preparation, network configuration, and establishing MQTT communication with platforms like EMQX.
Preview Waveshare RS232/485 TO WIFI ETH (B) User Manual: Setup, Features, and Applications
Comprehensive user manual for the Waveshare RS232/485 TO WIFI ETH (B) serial server. Learn about its features, hardware and network setup, data transmission, various working modes, and application scenarios for industrial and IoT communication.