4 Notification Appliances—PA400 Electronic Mini-Sounders and PS12/24 Series Optional Strobes
The PA400B (beige) and PA400R (red) Piezo Alert electronic sounder and
optional models PS12 and PS 24 supplementary signal strobes are
intended to be connected to the alarm Notification Appliance Circuit
(NAC) of a UL Listed 12 or 24 Volts Direct Current (VDC) Fire Alarm
Control Panel (FACP).
The sounders and strobes operate on full-wave rectified, filtered, regulated
DC voltages as well as unfiltered, unregulated DC from power supplies
UL Listed for fire alarm applications.
Table 2: Specifications Summary
Specifications
PA400 Sounder
Operating
Voltage
9.6 VDC (absolute min.) to 33 VDC (absolute max.)
Current Drain
12 mA at 12 volts
15 mA at 24 volts
Temperature
Range
14 to 140°F (-10 to 60°C); 90% maximum RH PA400
32 to 120°F (0 to 49°C) ; 90% maximum RH with strobe added
Sound Output
Greater than 90 dBA measured in anechoic room at 10 feet, 24 volts.
For other voltages, see Figure 1.
82 dBA minimum measured in UL reverberant room (75 dBA with strobe)
PS 12/24 Strobe
Model
PS12LO
PS12M
PS24LO
PS24M
Panel Voltage
12 VDC
12 VDC
22.5 - 30 VDC
22.5 - 30 VDC
Max. Current
Drain @ Listed
Panel Voltage
50 mA
180 mA
25 mA
75 mA
Min. Light
Output @
100% Viewing
Angle
(See Figure 2)
1.5 candela
15 candela
1.5 candela
15 candela
Temperature
Range
32 to 120°F (0 to 49°C); 90% maximum RH
Flash Rate
1/3 to 2 Hz
Note: The strobe cannot operate form coded power supplies, which
produce interrupted power. The strobe must have an uninterrupted
source of power in order to operate correctly.
Model PA400
