U.motion is an open, maximally compatible system for KNX building control that provides every individual function from a single source. From a basic installation through a large server solution with numerous touch panels. U.motion is freely scalable. U.motion is a web server based visualization system for house and building automation networks that have been constructed with a KNX basis. The core of the system is a server that manages the various functions of the U.motion system and the KNX installation.