Fire-Lite Alarms MS-9200 Programming, Installation, Maintenance And Operating Instruction Manual page 40

The M302 Monitor Module
Style B Initiating Device Circuit (Utilizing M300)
The NFPA Style B IDC (Initiating Device Circuit), utilizing an M300 Monitor Module, is supervised and
power-limited.
FIGURE 2-19:
Resettable 24 VDC
4-wire smoke
detector power
(300 mA max.)
+ -
T
B
1 2
4
24V (+) TB4-5
24V (-) TB4-6
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Style B Circuit using M300
To Next Device on Loop
+
+ - + -
3 4 5 6
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End-of-Line Resistor
47K ohm, ½ watt resistor
(N-ELR in Canada)
24 VDC 4-Wire Smoke Detector
Manual Pull
Station
-
Heat Detector
-
-
+
+
+
-
M300
MS-9200
Document #15668 Rev. I 04/20/98 P/N 15668:I
UL listed Power Supervision Relay
(must be wired as last device on
loop as shown).
-
+
+
-
+
+
-
+
-
+
-
+
-
+
CAUTION! Do not loop wiring
under any terminals. Break wire
run to maintain supervision.
Loop Out
Shield
A B B+ A+ B- A-
T
B
1 2 3 4 5
6
SLC (+) TB6-3
SLC (-) TB6-5
-
-
6
37