SIMATIC S7, safety programming tool; STEP 7 Safety Advanced V21; engineering software, floating license for 1 user; license key for download; class A, 2 languages (de, en); executable with TIA Portal V21 STEP 7 Professional V21; for configuration of SIMATIC S7-1200F/1500F, SIMATIC S7-1500F SW Controller, SIMATIC S7-300F/400F/WinAC F; - - consignee email address required for delivery