Simatic S7-1500 Fail-Safe Software Controller CPU 1507S F Upgrade for CPU 1507s F V2 Single License for 1 installation, R-SW Class A; SW RT, Software, Documentation and Download Key; In 6 languages (de, en, it, fr, eg, zh); Executable on Windows 10; Reference HW: Simatic IPC2x7g, IPC4x7e, BX/PX-39A, IPC6x7e, IPC8x7e; ***