WinCC OA V3.20, IPC Package 512. WinCC OA Server license for SIMATIC IPCs (1xx, 2xx IOT2050 and ET200 open controllers series supported) with max. 512 PowerTags, including 1 UI, Dist option, 3 WinCC OA drivers as required, OPC / OPC UA server, RDB and NGA Standard option. This package cannot be expanded. (restrictions according to WinCC OA documentation). - - email address for delivery is required.