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Once you obtain DIGSI 4.91, backup the installer and your license dongle in a fireproof safe. Finding this software again in 2028 will be even harder than it is today.
"Download it," Silas said simply.
It is the most stable platform for managing classic SIPROTEC 4 devices.
Downloading the core DIGSI software is only the first step. To communicate with specific relay models (e.g., SIPROTEC 7SJ62, 7SA522), you must also download and install the corresponding . These can be downloaded in bulk or individually directly from the Siemens support site and imported via the DIGSI Device Manager. Avoiding Unauthorized Third-Party Sites
To ensure system compatibility and maintain licensing compliance, follow this structured deployment process: Step 1: System Requirements Verification
After downloading the installer:
The installer offers "Complete" or "Custom" options. It is recommended to choose what is needed for the specific site requirements, especially when selecting driver packs for specific relays (e.g., 7SJ, 7SA, 7UM).
After purchasing, users receive a link to download the software or physical media containing the setup.exe file.
Download the specific for your relay models (e.g., SIPROTEC 7SJ62, 7UT61, 7UM62) from the Siemens portal. Open DIGSI 4, navigate to Tools > Install Device Driver .
Ensure that the Siemens Automation License Manager service is running in the background and that your license has not expired or become corrupted.