I56-3632-003/151177
ECN: 2017-4407
1
I56
-3
632
-0
03
SD500-PS and SD500-PSDA
Addressable Fire Pull Station
Installation Instructions
The SD500-PS is an single action addressable
fire pull station and the SD500-PSDA is a dual
action addressable fire pull station. The SD500-
PS and SD500-PSDA are a normally open
initiating point that is compatible with
Honeywell Silent Knight and Farenhyt Series
addressable fire alarm control panels (FACP).
The SD500-PS/PSDA are designed for indoor
use in non-explosive environments. Used to
activate a non-coded alarm instantly.
An on-board status LED is visible from the front
of the pull station. The LED flashes to indicate
proper communication with the FACP
(approximately every 30 seconds).
Specifications
Operation
To activate the fire pull station:
1. Grab the top of the pull station where it is
labeled “PULL”.
2. Pull the cover plate out and down.
To reset the pull station:
1. Insert key into the lock.
2. Turn the key clockwise.
3. Close the cover plate.
4. Turn the key counter clockwise.
Wiring to the SD500-PS/PSDA
Wire the SD500-PS as shown in Figure 1.
Figure 1: Fire Pull Station Wiring
Mounting the SD500-PS/PSDA
The pull station mounts to a standard single gang
electrical switch box or a surface mount back
box P/N PS-SMBB (sold separately). See Figure
2.
Parameter
Rating
Max. Line resistance
50
Max. Alarm
Current
One device in
alarm 23mA. 46
mA for two
devices in alarm.
.5 mA for each
additional device in
alarm.
Max. Voltage
33 V
Operating Temperature
0° to 49° C
(32° to 120° F)
Dimensions
5-1/8” H x 3-1/16” W x 1.5” D
Parameter
Rating
Supervised
Power Limited
