Notifier NFS-320 Installation Manual

38 NFS-320/E/C Installation Manual — P/N 52745:M2 7/1/14
Applications NFPA 72 Central or Remote Station Fire Alarm System (Protected Premises Unit)
UDACT in ABS-8RB
(shown with cover removed)
Solid earth
ground
To supervised
phone lines
Ferrite cores
P/N 29090
FACP Cabinet
EIA-485
(ACS Mode)
24 VDC
Nonresettable power
Supervised and power-limited
EIA-485 and power wiring
CPU-320-udact.wmf
Figure 4.2 Typical Wiring Diagram for a Central Station Fire Alarm System
NOTE: Install a UL-listed 120 ohm End-of-Line resistor (P/N 71244) UDACT TB1 terminals 3
and 4 if this is the last or only device on EIA-485 line.

Notifier NFS-320 Specifications

General

Operating Temperature	32°F to 120°F (0°C to 49°C)
Operating Voltage	24 VDC
Humidity	10% to 93% non-condensing
SLC Loops	1
NAC Outputs	2
Power	120/240 VAC, 50/60 Hz
Compatibility	Notifier ONYX Series devices
Display	80-character LCD
Compatible Devices	Notifier ONYX Series detectors, modules, and notification appliances
Signaling Line Circuits (SLC)	1 SLC loop