DEVIlink™ CC 9. Controls DEVIlink™ DEVIlink™ CC – Central Controller, is the perfect solution for the regulation of electric floor heating both for apartments, family houses and multifamily buildings. DEVIlink™ is Danfoss Link™ App enabled, that offers you the unique possibility to control your electrical heating systems from a distance via an App on your smartphone. The DEVIlink™ CC (Central Controller) is the central brain in the DEVIlink™ system, which includes several wireless DEVIlink™ devices installed in the building. The idea of the DEVIlink™ System is to link together your heating system wirelessly and control it from one central point. The DEVIlink™ CC communicates wirelessly with all other DEVIlink™ units in the installation. A single DEVIlink™ CC can control up to 30 rooms and be connected up to totally 50 devices