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Document # 50049 Rev D 5/2/97 P/N 50049:D
SLC Loop to Fire Alarm
Control Panel
Earth Grnd
Comm Fail
+24 VDC
M-300 Series Monitor Module
TB3
UDACT
MR-101/C
(MR-201/C may also be used)
Note: 1) M-300 Series Monitor Module is used to supervise Normally Closed output of MR-101/C. On
UDACT trouble and Comm Fail, MR-101/C relay contact will open causing M-300 to transmit
trouble condition to FACP.
3.9K
EOL
Resistor
(supplied)
Wiring in
same room
as UDACT
All wiring to relay must be in the
same room within 20 feet of
UDACT-F and in conduit.
Figure 2-10: Monitoring for UDACT Trouble
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