Whether you are working in industrial automation, energy management, or any other field that utilizes the Modbus protocol, this tool provides the essential features needed to test, …

MBAXP Modbus ActiveX control for Visual Basic, Excel etc. (32/64 bit). The MBAXP demo is a complete operating ActiveX control that has a 60-minutes time limit. After 60 minutes, …

Free Modbus Tester is a free utility that provides test and debug capabilities for your slave devices. Multiple instances can run on multiple slave devices simultaneously.

Oct 20, 2025 · Discover the top 10 free Modbus troubleshooting tools to test, simulate, and monitor Modbus RTU & TCP devices easily for fast, reliable diagnostics.

Use the CAS Modbus Scanner to find the correct port settings and the correct slave address. The tool automates the process of trying all the combinations and reports the results.

Sep 26, 2025 · 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 …

Jul 17, 2025 · Download Modbus Tester for free. Modbus Tester - Using this program you can test communication with modbus slaves.

Modpoll is a free command line based Modbus master simulator and test utility. It is available for Linux, Windows, and QNX.

Visit the Github Releases page of ModbusTool. Choose ModbusTool.msi to downloaad. Once the file is downloaded, double-click on it to initiate the installation process. Follow the on-screen …

Add as many instances of the devices you have to as many RTU, ASCII or TCP channels as you need. Prefer to see trends of one or multiple sets of values while testing? Or want the data …