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RX 1
820
TX 1
+
-
N/C
C
OM
N/O
A1
A2
A3
N/C
C
OM
N/O
B1
B2
B3
Alarm
Fault
Detector 1
N/C
C
OM
N/O
C1
C2
C3
N/C
C
OM
N/O
D1
D2
D3
Alarm
Fault
Detector 2
+
-
+
-
+
-
+
-
12V to 36V
RST
FIRERAY3000
RX 2
TX 2
POWER CONV
Shield +U 0V b+ a-
R
V
P
FLM-320-EOL4W
EN54-13
FIRERAY3000
2 x OUT1
b1+ a- b2+
2+ 1/2- 1+
LSN
AUX
PWR IN
LSN AUX
OUT2/IN1
OUT1
or
EXT.PWR
–
+
–
+
–
+
FLM-420/4-C
ON-D
A
UX
+
–
BCM-0000-B
LSN 0300 A
LSN 1500 A
4
AUX
CONV
Reset action
144 en | Wiring
Modular Fire Panel
2016.07 | 12.6 | F.01U.009.201
Wiring Guide
Bosch Sicherheitssysteme GmbH