The Siemens 3ZS1316-4CE10-0YB5 is the SIRIUS Engineering Safety ES V1.0 Basic software. It includes a floating license for one user, with a license key available via download. The software supports Windows 10 (64-bit Professional/Enterprise) and Windows 7 (32/64-bit SP1 Professional/Ultimate/Enterprise). It is designed for SIRIUS MSS 3RK3 and SIRIUS 3SK2, and communicates via the system interface to PC (serial interface).