Fire-Lite Alarms MS-9200 Programming, Installation, Maintenance And Operating Instruction Manual page 46

The Control Module
NFPA Style Y Notification Appliance Circuit (Utilizing C304 Module)
All circuits are supervised and power-limited.
FIGURE 2-25:
+ - +
T
B
1 2
4
24V (+) TB4-1
24V (-) TB4-2
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Style Y NAC using C304
End-of-Line Resistor 47K ohm, ½ watt resistor
(N-ELR in Canada)
Note: If more than one C304 NAC is provided,
install the power supervision relay after the last
notification appliance.
To Next Device on Loop
+
- + -
3 4 5 6
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24 VDC Notification Appliance
24 VDC Notification Appliance
-
24 VDC Notification Appliance
+
-
-
-
+
+
3 -
CAUTION! Do not loop wiring
4 +
under any terminals. Break wire
run to maintain supervision.
C304
MS-9200
Resettable 24 VDC
4-wire smoke
detector power
(300 mA max.)
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).
-
+
-
+
-
+
-
+
-
+
-
+
Loop Out
Shield
A B B+ A+ B- A-
T
B
1 2 3 4 5 6
6
SLC (+) TB6-3
SLC (-) TB6-5
43