Electrical resistance of a heated component is determined for temperature control and monitoring. The switching device includes at least one approach actuator\u2014bistable or of Voice Coil type\u2014acting on the movable bridges to distance and bring together the movable contacts of the movable bridges and the fixed contacts. The processing of the low k film causes water to store in the pores of the film and further causes hydrophilic compounds to form in the low k film structure.