{}
{"support":{"yesButton":"yes","noButton":"no","feedback":{"title":"What can we do to improve?"},"submitButton":"Submit","successMessage":"Thank you for your feedback","title":"Did this answer your question?","feedbackPercentLabel":"of people found this helpful","captcha":{"error":"Please tick the box"}}}

Search FAQs

{"searchBar":{"inputPlaceholder":"Search by keyword or ask a question","searchBtn":"Search","error":"Please enter a keyword to search"}}

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 simple register reading/writing program. The below screen shot details each commonly used value block, and the video below shows how to read and write to registers. Note: Modbus Tester is hardcoded to port 502.

Modbus Tester



Attached is a copy of the program.

Attachment(s)

Tester.exeTester.exe [204 KB]
Users group

Discuss this topic with experts

Visit our Community for first-hand insights from experts and peers on this topic and more.