7XX8002-1UC10 upgrade of DIGSI 4 Professional with IEC61850 to DIGSI 5 Premium, with SIGRA, 10 PCs DIGSI 5 is the engineering and commissioning tool for all SIPROTEC 5 devices. Runs on on a Windows PC, is licensed with an ALM license (Automation License Manager from Siemens Digital Industries) and is provided via online software provision .