WinCC OA V3.20, IPC Package 128. WinCC OA Server license for SIMATIC IPCs (IOT2050 and IOT2050SM series supported) with max. 128 PowerTags, including 1 UI client, Dist option, 2 WinCC OA drivers as required, OPC / OPC UA server, NGA standard option. This package cannot be expanded. (restrictions according to WinCC OA documentation). ***************************** Email address required for delivery.