6AV6351-1GD30-0AA0 SIEMENS6AV63511GD300AA0

WINCC OA DISTRIBUTED SYSTEMS L V3.9, EXTENDS A WINCC OA SERVER L WITH THE MULTI SERVER OPTION, CONNECTS AUTONOMOUS WINCC OA SYSTEMS. EACH SERVER REQUIRES ONE LICENSE. A MINIMUM OF TWO VALID SERVER LICENSES IS REQUIRED IN A DISTRIBUTED SYSTEM. A REDUNDANT SERVER PAIR REQUIRES 2 LICENSES

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WinCC SCADA System OA