SIMATIC S7-1500 Failsafe Software Controller CPU 1507S F Single License for 1 installation, R-SW, software, docum. and license key download, R-SW Class A, 6 languages (de,en,it,fr,es,zh), executable in Windows 7 and Windows 10; reference hardware: SIMATIC IPC2x7E, IPC4x7E, IPC4x7D, IPC6x7E, IPC8x7E, IPC627D, IPC677D, IPC827D