If the device doesn't appear, use the "Clean" and "Rebuild" functions within the manager to refresh the database. Troubleshooting Common Download Issues
A DTM is an electronic data sheet that acts like a device driver for your industrial hardware. It uses FDT/DTM technology to allow Unity Pro to communicate with devices like variable speed drives, power meters, and remote I/O modules regardless of the manufacturer. Where to Find Unity Pro DTM Downloads
Some DTMs require a specific FDT frame version. Always check the "ReadMe" file included in the download.
Go to your Start Menu and find the "Hardware Catalog Manager" utility.
If a DTM appears in the catalog but won't add to the project, try running the Hardware Catalog Manager as an Administrator and clicking "Update" again. Best Practices for DTM Management
Close Unity Pro and run the downloaded setup file with administrator privileges.
What are you trying to connect (e.g., Altivar 630, Lexium 32)?
Once you have downloaded the installation file (usually an .exe or .msi), follow these steps to make it visible in your project: