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Output Circuits
For FCC compliance with Class B wiring, a ferrite bead (supplied) is required for NAC 1 and for NAC 2. If using both NAC 1 and NAC
2 with Class B wiring, a single ferrite may be used with wiring as shown in Figure 2.7.
Class B Notification Appliance Circuits (supervised and power-limited)
Notification Appliance Circuit
polarity shown in alarm condition
2.4.2 Special Application DC Power Output Connections
Special Application Resettable and Nonresettable 24 VDC power is available on the GF505 and GF510 control panel.
Special Application
4-Wire Smoke Detector Power (500 mA)
24 VDC filtered, resettable power for 4-wire smoke detectors can be
obtained from these terminals (power-limited)
Special Application
Resettable or Nonresettable Power (500 mA)
24 VDC filtered, resettable or nonresettable power can be obtained
from these terminals (power-limited)
• Jumper JP31 pins 1 & 2 for nonresettable power (as illustrated in
figure to right)
• Jumper JP31 pins 2 & 3 for resettable power
GF505 & GF510 Manual — P/N 53164:B5 6/12/2018
4.7 KΩ, ½ watt resistor P/N:71252
Polarized Bell
Polarized Strobe
Polarized Horn
Ferrite Bead
p/n 50116546-001
+
-
Figure 2.7 NAC Connections
Figure 2.8 Special Application Auxiliary Power
Polarized Bell
Polarized Horn-Strobe
Polarized Horn
Dummy load any unused circuits (P/N: 71245)
+
-
-
+
-
+
4
3
2
1
Installation
25
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