http://support.automation.siemens.com/W ... n/22900091
for OP73, OP77B, OP177B, MobilePanel 177/277, TP177, OP270, OP277, TP270/277/370 and PC station
External customers can order the WinCC flexible 2005 Trial CD free of charge via the Internet:
http://www.automation.siemens.com/order ... eID=15#270