The present invention assures the integrity of state information retained by a Radio Frequency Transponder during a loss of power. All feature request messages from the switch are directed to a service integration node. A process for making the composition is also provided. Such constructs may include datatypes, hierarchical relationship between elements, constraints, inheritances, etc. 5 or less, preferably less than about 2. Depending on the voltage, the switching unit connects the heating elements in parallel or in series.