2: Special Application Dc Power Output Connections - Honeywell FIRE-LITE MS-10UD Series Manual

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 MS-5UD and MS-10UD 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
MS-5UD & MS-10UD Series Manual — P/N 52626:C7 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
27