WinCC/User-Archives V7.3, Option for WinCC V7.3, Runtime software, single license ******************************* Content: 1x USB By integrating the WinCC/UserArchives option, user archives in which related data are stored in the form of data sets can be written and read. WinCC and its automation partners (e.g. a SIMATIC S7 controller) can write these data sets and exchange them if required. For WinCC V7.3 More current version available!