A rechargeable battery system having a plurality of cells in series circuits for high voltage applications. Information such as medication type, concentration, and volume are associated with medication containers during preparation and this information can later be consumedutilized when administering the medication from a container to a patient. When the actuator is energized, the sensor unit, is linearly moved from inside the frame to the measurement position; when the actuator is energized, the sensor unit is linearly moved from the measurement position to inside the frame and stored therein. Attributes of partition management components, for example managed beans and child MBeans contained within a partition, can be made dynamic and annotated accordingly, so that a restart of servers is not required for configuration changes to those attributes for a particular partition. In the event of a failed receiver, the spare receiver stays matriced with the troubled receiver and passes communications tofrom from modems normally registered with it.