57
7.3 Addressable Loop Wiring
7.3.1 Addressable Loop Wiring - Class B
Figure 13 Addressable Loop Wiring - Class B
7.3.2 Addressable Loop Wiring - Class A
Figure 14 Addressable Loop Wiring - Class A
Note: When an SLC device is powered by the AUX output, the supervision of the power
pathway shall match the SLC pathway performance requirements.
MULTI-SENSOR
DETECTOR
PHOTOELECTRIC SMOKE
SENSOR
TRI-MODE HEAT DETECTOR
PULL STATION
OUTPUT MODULE
M
M
A LOOP1
B
+
-
+
-
CLASS A
WIRING
MULTI-SENSOR
DETECTOR
PHOTOELECTRIC SMOKE
SENSOR
TRI-MODE HEAT DETECTOR
INPUT MODULE
OUTPUT MODULE
M
M
A LOOP1
B
+
-
+
-