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3.0
MR-401 Overview
This chapter lists all the possible components of an MR-401 system.
3.1
MR-401 Fire Alarm Control Panel Model
The MR-401 Fire Alarm Control Panel has the following features:
•
Main Board, Power Supply and Backbox.
•
Multi-zone fire alarm control panel
•
MAM-3500 Main Display with 4 x 20 LCD display.
•
Class A (DCLA), Class X (DCLC), or Class B (DCLB) analog loop(s).
•
Four Power Limited Class B, Class A NAC circuits (max 1.5 Amps each - 6.0 Amps
total).
•
MGC Protocol with up to three addressable (SLC) loops with a maximum of 720 MGC
devices (MIX-4000 series), 240 per loop.
•
Dedicated common alarm, supervisory, trouble, and auxiliary alarm relays.
•
Additional RAX-1048TZDS Display Adder Module can be added to provide 48
annunciation points per Adder. Two modules required for 96 annunciation points.
•
Additional outputs include connections for a RTI remote trouble indicator, PR-300
Reverse Polarity Module, an RS-485 bus for connection of up to seven RAX-LCD-LITE,
RAM-3500-LCDs, SRM-312s and RA-1000 Series annunciators.
•
Auxiliary power is available in the form of 24V FWR unfiltered and unsupervised, 24VDC
filtered and regulated, and resettable auxiliary power supply.
Figure 1
MR-401 with DOX-1024DSR