Patent ID: 7924151

Claim:
A building control system for facility management of a building, comprising: a plurality of building control devices each provided with an identity tag uniquely identifying each one of said plurality of building control devices, respectively, the building control devices each being respectively associated with at least one function performable in the building for maintenance of the building; a system layout database comprising facility layout data of said building control system including intentional installation positions of said plurality of building control devices in said building; a building control device database comprising corresponding data and an identity for each one of said plurality of building control devices, respectively; and an operator tool enabled to communicate with said system layout database and said building control device database, said operator tool comprising a tag reader enabled to read an identity from the identity tag of a corresponding one of said building control devices when being in the vicinity of one of said building control devices, wherein said operator tool is arranged to access data from said building control device database about said one of said building control devices, and include said read identity in an item of the system layout database, said item being related to said one of said building control devices.