The is an essential software package used to create, edit, and maintain screen data for Omron NT-series Programmable Terminals (PTs) . As legacy HMI systems, these terminals are widely found in older production facilities, requiring specialized software for maintenance and reconfiguration.
The NT-series Support Tool (NT-ZA3PC-V2/ZA3DV-V2) is compatible with a wide range of legacy models, including:
To connect your NT HMI to a modern PC:
This article provides a detailed guide on finding the , understanding its versions, and setting it up for your automation projects. What is the Omron NT Series Support Tool? omron nt series support tool download
Some companies, such as or Weintek , offer free tools to convert Omron NT screen data to their own HMI format. These tools often require an original NTST .SYS or .BAK file to work.
For advanced operations running Omron Sysmac controllers (like the NJ/NX series), the NA Series provides widescreen, high-resolution multi-touch displays fully integrated into the Sysmac Studio development environment. Software Conversion Tips
: Newer versions (like v4.81) are designed to handle existing screen data from older models like the NT31 and NT631, facilitating easier system upgrades. The is an essential software package used to
This guide provides a comprehensive walkthrough on how to safely download, install, and configure the software to communicate with your legacy hardware. 1. Supported HMI Hardware Models
Select from the on-screen menu. The screen will display "Ready for connection". Step 2: Configure the Support Tool Open the NT Support Tool on your PC. Open your project file ( .mmi or .ini extension). Click on Connect in the top menu bar.
: Inside NTST, select Connect > Upload (HMI to PC). This pulls the current screens, memory tables, and touch switches into your software. What is the Omron NT Series Support Tool
Install NTST inside the VM. This bypasses all Windows 10/11 compatibility issues and allows you to preserve the legacy environment indefinitely.
To upload or download screen data between your PC and the NT terminal, you need the proper physical layer connection. Legacy NT terminals rely purely on serial RS-232C communications. Cable Pinout Configuration (9-Pin to 9-Pin)
For NT2S and NT3S models, Omron offers the NTXS 1.04 Configurator as a free download.
Because the Omron NT hardware platform is obsolete, maintaining these units poses long-term operational risks. If an NT terminal suffers a hardware failure, replacing it with another legacy unit can be expensive and unsustainable.
Given the age of the hardware and software, issues are common. Here are a few typical problems and solutions: