System Sensor B402B User Manual
Page 3
D450-03-00
3
I56-0374-006R
DETECTOR
POWER LOOP
(+)
(–)
ALARM
INITIATION LOOP
CONTROL PANEL
ALARM RELAY
AUXILIARY CONTACTS
N.O.
12
N.C.
13
C.
14
(2.8 VDC)
(+) (—)
1 4
ALARM
RELAY
REMOTE
ANNUNCIATOR
OUTPUT
(+IN) 2
3 (+OUT)
SHORTING
SPRING
5 (–IN, –OUT)
(IN)
10
(OUT)
11
ALARM RELAY
8
(IN)
9
(OUT)
FIRST DETECTOR IN LOOP
ALARM RELAY
AUXILIARY CONTACTS
N.O.
12
N.C.
13
C.
14
(2.8 VDC)
(+) (—)
1 4
ALARM
RELAY
REMOTE
ANNUNCIATOR
OUTPUT
(+IN) 2
3 (+OUT)
SHORTING
SPRING
5 (–IN, –OUT)
(IN)
10
(OUT)
11
ALARM RELAY
8
(IN)
9
(OUT)
FIRST DETECTOR IN LOOP
EOL
RESISTOR
EOL RELAY
(+)
(–)
NOTE: Schematic
Shown for
Reference
CAUTION
For system supervision–DO NOT use looped wire under terminals 2, 3, and 5.
Break wire run to provide supervision of system.
1
2
3
4
5
8 9
10
11
12
13
14
UL
LISTED 4-WIRE CONTROL
P
ANEL
REMOTE
ANNUNCIATOR
RELEASING
DEVICE
(OPTIONAL)
1
2
3
4
5
8 9
10
11
12
13
14
REMOTE
ANNUNCIATOR
POWER LOOP
+
POWER LOOP –
ALARM CIRCUIT
RELEASING
DEVICE
(OPTIONAL)
EOL RELAY
RESIST
OR
+
–
+
–
+
–
EOL
Figure 3. tYpicAL Wiring diAgrAm:
Figure 2.
NOTE: For wiring or releasing device, refer to manufacturer’s installation in-
structions.
C0532-01
C0533-00