Video: What is Modbus Tester and how do I use it?
Issue
Need a simple tool that can read Modbus registers.
Product Line
Modbus Tester
Cause
Diagnosing communications or verifying values.
Resolution
Modbus Tester is a Windows-based tool designed for simple register reading and writing. The screenshot below highlights commonly used value blocks, and the accompanying video demonstrates how to read and write registers.
Note: Modbus Tester is hardcoded to use port 502.
Note: Modbus Tester is hardcoded to use port 502.
Attached is a copy of the program.