A switch unit includes a plurality of switches, which are linearly disposed. The air conditioner is used for the purpose of cooling equipment in the facility in the event the primary source of AC power fails. This multiplexer applies to a variety of CDMA spread spectrum modulation formats and has many applications, such as the IS-95 forward link interface, and CDMA and CDMAFDMA applications, including general cellular base station forward traffic channels, cellular subscriber station multiple-channel reverse traffic channels and satellite downlinks. The system includes a first node representing a first in, first out structure, and a second node providing a controller interface to the FIFO structure. At least one handle is provided for insertion and removal of the bedpan under a patient’s buttocks, the handle including an opening extending through at least one of the bottom wall and the peripheral wall.