For brownfield plants (upgrading existing facilities), SP2 is the final software version that allows you to extend the life of your S7-400 controllers without replacing racks or rewiring field devices.
(Advanced Physical Layer), enabling 10 Mbit/s Ethernet communication directly into explosion-hazard areas via intrinsic safety. Strengthened Cyber Defense : To combat evolving threats, the system supports Windows Defender Antivirus Siemens Pcs7 V9.1 Sp2