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News and Events
Modbus Constructor is supported as usual. Happy new year!
Modbus Constructor 1.9 Released. "Black fields" bug fixed. Trial period renewed.
Modbus Constructor 1.7 is compatible with Windows 10.
Modbus Reader 1.6.2 released.
Modbus Constructor 1.6.0 and Modbus Reader 1.6.0 released.
Modbus Reader 1.3.0 Released.
Modbus Constructor 1.1.12 Released. Some minor bugs fixed. Trial period renewed.
Modbus Constructor 1.1.11 Released. Trial period renewed.
Modbus Reader 1.2.14 Released. Some minor bugs fixed.
A prerelease of the version 1.2 of Modbus Reader is now available. Data logging capability is added for a single device as well as for multiple devices.
ModBus Constructor v1.1 Final Release is available (several critical bugs fixed, performance is improved).
» View QuickStart Guide..
QuickStart Guide in French and German added to download area.
» View QuickStart Guide..
QuickStart Guide is now available in Russian, Italian and Spanish!
» View QuickStart Guide..
Modbus Constructor v1.0 RC1 Released.
» Download Evaluation..
  All news   
Try-before-you-buy with our fully functional time limited trial software. Once you have had a chance to work with our software we feel you will agree it is effective, professional, easy and safe to use, reliable and add value to your projects. To buy our products go to our order page for details.

ModBus Constructor is available for free download and use during the trial period (no functional limitations in trial unregistered version). When this period expires you must either purchase our software or stop using it.

You can download a self-installing (.EXE) version and run it directly from your browser or download it to your hard-drive and install it later. Also you can download a .ZIP file which includes the setup program, license agreement and release notes in a text format (you will have to extract it using any program that can handle a zip archive).

Your use of our software products indicates your acceptance of the License Agreement and warranty. Please review the license agreement for details.

Free Downloads

Modbus Constructor v1.7.0 (date: 12-01-2022, size: 3.1MB with Modbus Reader 1.6.3 and Quick Start)
Full-featured solution for testing and setting up the Modbus devices. » read more

Registered users are entitled for priority technical support, free minor version updates and bug fixes with special 50% discount for major updates. You can quickly become a registered user by registering online, click here for more details.

 Download Mirror

Modbus Constructor Quick Start Guide (date: 12-01-2022, size: 1.0MB)
Additional user manual in Adobe PDF format. You may need to install the free Adobe Acrobat Reader to view the PDF user manual.

Quick Start Guide is now available in English, French, German, Italian, Russian, and Spanish!

If you experience difficulties viewing pdf online, try downloading it in a ZIP-archive (you will have to extract it using any program that can handle a zip archive) » mbc_quickstart.zip (English).

 View PDF (English)
 View PDF (French)
 View PDF (German)
 View PDF (Italian)
 View PDF (Russian)
 View PDF (Spanish)

Modbus Reader v1.6.3 Freeware (date: 12-01-2022, size: 2.2MB)
Special freeware utility Modbus Reader, which operates using the model created with Modbus Constructor used to interact with your devices. Data logging capability is added for a single device as well as for multiple devices.» read more

 Download Mirror

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