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2018-08-01
3.3 Connect local smoke detectors (up to 4)
Connect local smoke detectors to master unit.
Maximum 4 smoke detectors
could be connected directly to the master unit (FDS-M).
FDS-M
L
N
FDS-M
G0
D01
G0
D02
G0
D03
G0
D04
Fire damper 1
1
2
Fire damper 2
FDS-M
+C
S2_1
Fire damper 1
S4
S2
S6_1
S1
S6
+C
S2_2
S4
S2
S6_2
S1
S6
Fire damper 2
+C
S2_3 S6_3
+C
S2_4 S6_4
1
2
Power supply
0
230V
0
24V
B
A
G
G0
Slave unit
A
B
Master unit
3.1
3.2
3.3
3.4
+
FDS-M
Smoke detector
L1out
L1in
L2
2,2 k
Ω
Ceiling smoke detector
FDS-M
Smoke detector
5
3
4
2,2 k
Ω
Duct smoke detector
1
2
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
G
FDS-M
L
N
FDS-M
G0
D01
G0
D02
G0
D03
G0
D04
Fire damper 1
1
2
Fire damper 2
FDS-M
+C
S2_1
Fire damper 1
S4
S2
S6_1
S1
S6
+C
S2_2
S4
S2
S6_2
S1
S6
Fire damper 2
+C
S2_3 S6_3
+C
S2_4 S6_4
1
2
Power supply
0
230V
0
24V
B
A
G
G0
Slave unit
A
B
Master unit
3.1
3.2
3.3
3.4
+
FDS-M
Smoke detector
L1out
L1in
L2
2,2 k
Ω
Ceiling smoke detector
FDS-M
Smoke detector
5
3
4
2,2 k
Ω
Duct smoke detector
1
2
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
G
3
The FDS-M switchboard have four 2.2 kΩ resistors
on each smoke detector connection.
Remove the resistor if you add a smoke detector and
move the resistor to smoke detector.
The resistor is still required, see image 2 and 3.
2
+
-
+
-
+
-
+
-
1 2 3 4
1-2
SMOKE DETECTORS
1-2
1-2 1-2
FDS-CD
FDS-DD
