User Manual

2
Specifications
Physical Specifications:
Operating temperature: 32 °F ~120 °F (0 °C ~ 49 °C)
Operating humidity: 10 ~ 95%RH (Non-Condensing)
Compatible electrical mounting boxes: 4” square gang box
ONLY with 2.5-inch depth minimum; 4” octagon box is
NOT compatible
Sound Output:
High: ≥ 85 dB
Low: ≥ 75 dB
Tones:
Steady
Temporal 3
Temporal 4
Temporal 4 low power
March time 120
Canadian March time 30
Electronic Ratings:
Operating voltage:
Loop power: 16 ~ 33 VDC
External power: 16 ~ 33 VDC
Supervisory current (max):
From loop: 250 µA
From external: 20 uA
Alarm current (RMS max):
Loop powered:
High dBA: 7.5 mA
Low dBA: 4.5 mA
External powered:
High dBA: 8.0 mA
Low dBA: 3.5 mA
Constraints
1. If the alarm current of ABHW-4B is energized by an external
power supply, any UL listed 24 VDC regulated power supply
including the aux power output of XLS/Desigo Fire Safety
Modular/Cerberus PRO Modular, FC2005/FC901,
FC2025/FC2050/FV2025/FV2050,
FC922/FC924/FV922/FV924 and PAD-3/PAD-4/PAD-5 can
be used (refer to Figure 3); or a 24 VDC NAC, such as PAD-
3/PAD-4/PAD-5 (refer to Figure 6), ZIC-4A (FireFinder-XLS/