Installation and Operation Manual
27
Notification Appliance Circuit Wiring
Refer to the instruction sheets packed with each NAC device.
Notification Conventional Appliance Circuit Wiring – Class A
NAC
2A-
2A+
2B-
2B+
1A-
1A+
1B-
1B+
S
H/S
H/S
H
S
H
Conventional
Strobe
Conventional
Horn
Conventional
Horn/Strobe
NAC circuit #2 is not shown,
wire as shown above
Figure 28 Notification Conventional Appliance Circuit Wiring – Class A
Notification Conventional Appliance Circuit Wiring – Class B
One EOLR (FW421 or FW422) is needed at the end of the line to monitor the circuit integrity.
NAC
S
H/S
H
EOL
(R=10KΩ）
2A-
2A+
2B-
2B+
1A-
1A+
1B-
1B+
H/S
S
H
Conventional
Strobe
Conventional
Horn
Conventional
Horn/Strobe
NAC circuit #2 is not shown,
wire as shown above
Figure 29 Notification Conventional Appliance Circuit Wiring – Class B
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