Specifications

Field Wiring
14
Field Wiring
Main Board Field Wiring
Wire devices to the terminals as shown in the figures that follow. Refer to Wiring Tables and Information on page 23
for wire gauges and Appendix D on page 80 for specifications.
Initiating Circuit Wiring
Wiring diagrams for the initiating circuits are shown below. The panel supports Style B wiring for the initiating circuits
and Style D wiring for the indicating circuits. The initiating circuits are supervised by a 3.9KΩ EOL resistor or an
active EOL module.
Figure 8: Initiating circuit – Class B or Style B Wiring
CAUTION: Do not exceed power supply ratings.
+
-
STYLE B
WIRING
STYLE B
WIRING
INITIATING
CIRCUIT #1
INITIATING
CIRCUIT #2
INITIATING
CIRCUIT - 1
ALARM ZONE
INITIATING
CIRCUIT - 2
SUPERVISORY
ZONE
ION SMOKE
DETECTOR
PHOTO SMOKE
DETECTOR
HEAT
DETECTOR
PULL STATION
3.9K 1/2 WATT ELR
SUPERVISORY
FIRE ALARM MAIN BOARD
+
-
DET 1DET 2
NOTE: ACTIVE END OF LINE
RESISTORS MAY BE USED, BUT
THEY MUST BE USED ON ALL THE
INITIATING CIRCUITS.