Figure 7: Detection And Signal Wiring - Mircom FA-103 Installation And Operation Manual

Fire alarm control panels
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Wiring

Figure 7: Detection and signal wiring

Legend
F
Pull Station
Alarm threshold current is 15.5 mA.
Maximum loop resistance is 100 ohms.
+
24VDC Regulated
1
50mA max. alarm
-
+
24VDC Regulated
2
50mA max. alarm
-
+
24VDC Regulated
3
50mA max. alarm
-
+
24VDC Regulated
4
50mA max. alarm
-
+
24VDC Regulated
5
50mA max. alarm
-
+
24VDC Regulated
6
50mA max. alarm
-
+
24V RMS FWR
1
1.25A max.
-
+
24V RMS FWR
2
1.25A max.
-
Note: Whether mixing different models of compatible smoke detectors or using the same model on the
same initiating circuit, the total standby current of all detectors must not exceed 3mA.
8
Smoke
S
Detector
0Ω shorts on Input and Output circuits will cause a trouble.
Impedances of greater than 1MΩ Ohm on Input and Output
circuits will cause a trouble.
Detection zone 1
F
Detection zone 2
F
Detection zone 3
F
Detection Zones 4 to 6 are not available on the FA-103 FACP
Detection zone 4
F
Detection zone 5
F
Detection zone 6
F
Signal (NAC) zone 1
F
Signal (NAC) zone 2
F
Heat
R
F
Bell
Detector
R
S
R
S
R
S
R
S
S
R
S
R
F
F
ELR
3.9K
1/2W
ELR
3.9K
1/2W
ELR
3.9K
1/2W
ELR
3.9K
1/2W
ELR
3.9K
1/2W
ELR
3.9K
1/2W
ELR
3.9K
1/2W
ELR
3.9K
1/2W

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This manual is also suitable for:

Fa-106Fa-103rFa-106r

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