PCM2000 Zone control system. One PCMCPU is required for every nine zones. East Module includes DIP switches to show the system ID, a switch for Run of control program, and a design of mounting on the wall. BOGEN PCMCPU MODULE FOR PCM2000 Specification summary: * COMPATIBLE ZONES: up to 9 * DIP SWITCHES: built-in system ID * Interface: run switch / program, LEDs. * CONNECTIONS: data link, central amplifier, BGMS, trigger change and AUX.