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System Components
1-8 Unimode 400 Installation PN 50710:A 10/22/97
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The control panel can use two types of internally mounted power supplies: the
MPS-400 main power supply and an optional Audio Visual Power Supply (AVPS-24).
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The MPS-400 supplies a total of 6 A in alarm, used for the
following: (a) powering Unimode 400 modules; (b) powering a variety of standard
UL-listed 24 VDC notification appliances; and (c) providing up to 1.25 A of resettable
power for four-wire smoke detectors. The MPS-400 contains an integral battery
charger, four NAC/Releasing circuits, and four relay outputs (Alarm, Trouble,
Supervisory, and Security).
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The AVPS-24 Audio/Visual Power Supply provides up to 3 A of
additional special purpose power (unregulated, unfiltered) for output modules. The
AVPS-24 mounts to one-fourth of a CHS-4 chassis. In space-critical applications,
mount an AVPS-24 under system modules on a CHS-4 chassis. Refer to the Device
Compatibility Document for a list of compatible, UL-listed notification appliances.
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