US Patent 11181603 Building automation system

An electronic building automation system, comprising one or more electronic building automation devices, comprising a beacon receiver arranged to receive localizing beacon signals transmitted from multiple beacons, a processor circuit configured to generate a service request comprising the beacon identifiers stored in the beacon identifier memory, the control computer arranged to generate a servicing message comprising data localizing the building automation device, said data being obtained from the beacon identifiers in the received service request.