SIMATIC WINAC RTX 2008 UPGRADE UPGRADE F. WINAC BASIS/RTX VERSIONS V3.X, V4.X AND 2005 SINGLE LICENSE F. 1 INSTALL., R-SW, SW AND DOCU. ON CD, LICENSE KEY ON USB STICK, CLASS A, 3 LANGUAGES (D,E,F), EXECUTABLE UNDER WIN XP SP2 AND ARDENCE RTX, REFERENCE-HW: SIMATIC PC