Figure 3: Detection And Signal Wiring - Mircom FA-1025T Installation And Operation Manual

Figure 3: Detection and signal wiring

Legend
F Pull Station
TB2
+
22VDC 3mA STBY
5mV ripple
50 mA max. alarm
-
+
22VDC 3mA STBY
5mV ripple
50 mA max. alarm
-
+
22VDC 3mA STBY
5mV ripple
50 mA max. alarm
-
+
22VDC 3mA STBY
5mV ripple
50 mA max. alarm
-
+
22VDC 3mA STBY
5mV ripple
50 mA max. alarm
-
+
24VDC unfiltered
1.7A max.
-
+
24VDC unfiltered
1.7A max.
-
Smoke
S
Detector
Alarm threshold current is 21 mA.
Maximum loop resistance is 100 ohms.
Detection zone 1
F
Detection zone 2
F
Detection zone 3
F
Detection zone 4
F
Detection zone 5
F
Signal zone 1
F
Signal zone 2
F
FA-1025T Installation and Operation Manual
Heat
R F
Detector
R
S
R
S
S R
S R
S
R
F
F
Bell
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
7