under the order

WinCC OA Server 15,000 I/O V3.16, license for server (without operator station licenses) with max. 15,000 I/Os, alarming, extended trend, history records, including S7 and S7 Plus (8 connections) driver, SSL encryption, OPC client, OPC server, OPC UA client, WinCC OA Webserver and one WinCC OA Operator (1 device).

Download instructions at Siemens

If you have additional questions contact the manager