ICP DAS USA tGW-725 User Manual

tGW-700 Series
GW-2200 Series
User Manual
Tiny Modbus/TCP to RTU/ASCII Gateway Ver. 2.6, Oct. 2020
WARRANTY
All products manufactured by ICP DAS are warranted
against defective materials for a period of one year
from the date of delivery to the original purchaser.
WARNING
ICP DAS assumes no liability for damages consequent
to the use of this product. ICP DAS reserves the right to
change this manual at any time without notice. The
information furnished by ICP DAS is believed to be
accurate and reliable. However, no responsibility is
assumed by ICP DAS for its use, nor for any
infringements of patents or other rights of third parties
resulting from its use.
COPYRIGHT
Copyright © 2020 by ICP DAS. All rights are reserved.
TRADEMARKS
Names are used for identification purposes only and
may be registered trademarks of their respective
companies.
CONTACT US
If you have any questions, please feel free to contact
us via email at:
service@icpdas.com
SUPPORT
This manual relates to the following modules:
tGW-712, tGW-722, tGW-732
tGW-715, tGW-725, tGW735
tGW-718, tGW-724, tGW-734
tGW-712i, tGW-722i, tGW-732i
tGW-715i, tGW-725i, tGW735i
tGW-718i, tGW-724i, tGW-734i
tGW-718i-D
tGW-715-T, tGW-715i-T,
tGW-718-T, tGW-718i-T,
GW-2212i, GW-2222i, GW-2232i
GW-2215i, GW-2225i, GW-2235i

ICP DAS USA tGW-725 Specifications

General

Brand	ICP DAS USA
Model	tGW-725
Category	I/O Systems
Language	English

Summary

Packing List

Introduction to Modbus Communication

tGW-700/GW-2200 Gateway Overview

Key Features and Applications

Hardware Overview and Specifications

Detailed Hardware Specifications

Comprehensive table detailing CPU, Ethernet, PoE, COM ports, and environmental specs.

Device Appearance, Components, and Mounting

Module Dimensions and Pin Assignments

Shows module dimensions and details connector pinouts for serial interfaces.

Serial Interface Wiring Notes

Provides guidance and diagrams for wiring RS-232, RS-485, and RS-422 interfaces.

Getting Started with IPv4 Configuration

Connecting Power and Host PC (IPv4)

Explains connecting devices to the network and supplying power via PoE or DC.

Network Configuration using eSearch Utility

Guides users to download, install, and use the eSearch Utility for network setup.

Connecting Serial Modbus Devices

Details how to connect Modbus RTU/ASCII devices using RS-232/485/422 interfaces.

Serial Port Configuration via Web Interface

Explains accessing the web server and configuring serial ports with various parameters.

Performing a Self-Test

Explains how to use the Modbus TCP Master Utility to test device functionality.

Getting Started with IPv6 Configuration

Connecting Power and Host PC (IPv6)

Explains connecting devices to the network and supplying power for IPv6 setup.

Network Configuration for IPv6

Guides on using eSearch Utility and understanding IPv6 network settings.

Connecting Serial Modbus Devices (IPv6)

Details connecting Modbus devices for IPv6 configurations.

Serial Port Configuration (IPv6)

Explains accessing the web server using Link-Local address and configuring serial ports.

Performing Self-Test (IPv6)

Guides on using Modbus Poll to test device functionality with IPv6.

Web Interface Configuration

Accessing the Web Server

Explains how to open a browser and enter the URL to log into the device's web interface.

Web Interface Home Page Overview

Network Settings Configuration

Configures IP address, subnet mask, gateway, and general network parameters.

Serial Port Configuration Settings

IP Filter List Configuration

Device Status Monitoring

Password Management

Typical Application Scenarios

Modbus Gateway Application Example

Serial-to-Serial Pair-Connection Examples

TCP Client Mode Application Example

Understanding Modbus Protocols

What is Modbus TCP/IP?

Modbus/TCP and RTU Message Structure

Modbus Function Codes and Data Fields

Modbus Exception Codes

Troubleshooting Guide

Restoring Factory Default Password