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1.0 The MRP-4424
1.1
Features
•
Microprocessor-controlled
•
Power-limited on all circuits except Municipal Box
output
•
Alarm and trouble resound
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Four Style B/D Initiating Device Circuits
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Two Style Y/Z Notification Appliance Circuits
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Two Style Y Release Circuits
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General alarm and trouble relays
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Optional module for 4 zone/function relays (4XZMF)
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Optional transmitter module (4XTMF). Complies with
NFPA 72-1993 Auxiliary and Remote Station Fire
Alarm Systems
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Optional volt/amp meter module (4XMMF)
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Optional supervised remote annunciator (RZA-4XF)
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Requires LED Interface Module (4XLMF)
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Optional digital communicator (NOTI•FIRE 911A/
911AC)*
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Complies with NFPA 72-1993 Central Station and
NFPA 72-1993 Remote Station Fire Alarm Systems
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Supervisory Input Option
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Complies with NFPA 72-1993 Proprietary Fire Alarm
System. (requires Potter #EFT-C McCulloh Transmitter
•
Designed for suppression standards NFPA 12, 12A,
and 12B
* Applications which require the NOTI-FIRE 911A/911AC or Potter EFT-C are not FM approved.
1.2
Circuits
Input Circuits
Detector Zone 1 (Style B/D)
Detector Zone 2 (Style B/D)
Abort (Style B/D)
Manual Release (Style B/D)
Output circuits - optional auxiliary relay module (4XZMF) tracks these four circuits.
Notification Appliance Circuit 1 (Style Y/Z)
Notification Appliance Circuit 2 (Style Y/Z)
Releasing Circuit 1 (Style Y)
Releasing Circuit 2 (Style Y)/Supervisory Input (Style B)
Front Panel Control Switches
Switch 1
Switch 2
Switch 3
Switch 4
Technical Manuals Online! - http://www.tech-man.com
Tone Silence
Alarm Silence
Alarm Activate
System Reset
MRP-4424
Document 15180
firealarmresources.com
•
Disable/enable controls per Initiating Device
Circuits
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Last Event Recall
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Battery/Earth fault supervision
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Fuse protection on all Notification/Release Circuits
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RMS regulated output power, 2.25 amps
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7 amp/hour to 15 amp/hour battery options, up to 90
hours standby
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Resettable and non-resettable regulated power
outputs
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Extensive transient protection
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Watchdog timer to supervise microprocessor (in-
cludes MICRO FAIL LED)
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Output circuits protected against false activations
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Slide-in zone identification labels
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Steel cabinet 14.5" wide by 16" high by 5" deep
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Dead-front dress panel option (DP-4XF)
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Trim ring for flush mount between 16" center studs
(TR-4XRF)
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Abort and manual release circuits
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Cross-zone option
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Delay timer (adjustable)
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Three abort function options
Rev D
03/12/97
15180:D
5
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