under the order

WinCC OA BACnet Driver + Diagnosis, Extends one WinCC OA Server with the license to use WinCC OA BACnet Online Engineering environment including WinCC OA BACnet driver, WinCC OA BACnet Object library incl. face plates and WinCC OA BACnet Browser (max. 5.000 objects per server).

Download instructions at Siemens

If you have additional questions contact the manager