WINCC UPGR RT V7.4 -> RT V7.5
Reference : 6AV6381-2AA07-5AX4
SIMATIC WinCC RT SW Upgrade from V7.4 to V7.5 SP2 For SIMATIC WinCC Runtime (RT) incl. options Redundancy, Server, User Archive, Web Navigator, Web NAV Load-Balancing, Web Diagnostics Client/Server, Data Monitor, Connectivity Pack, Connectivity Stati