SIMATIC STEP 7 Prof. V15.1 Conversion package download; Powerpack & Upgrade STEP 7 V5.6->V15.1/2017 SR1 Combo Floating License; only valid with simultaneous ordering of an SUS 6ES7810-5CC04-0YY2. Prerequisite is an existing STEP 7 SUS; Class A; software, documentation and license key for download; 6 languages: de, en, fr, es, it, zh; executable in Windows 7 (64 bit) Windows 10 (64 bit); Windows Server 2012/2016 (64); ******************************* E-mail address required for delivery