[8] Model DH400ACDC Air Duct Smoke Detector Specifications
Description
HVAC air duct mounted ionization or photoelectronic smoke detector for separately powered systems or stand alone sys-
tems. Auxiliary alarm relay contacts provide fan contactor shutdown to prevent HVAC circulation of smoke.
Environmental Limits
Temperature:
32
°
F to 120
°
F
0
°
C to 49
°
C
Humidity:
10% to 93% R.H. non-condensing
Air Velocity:
500 to 4000 Ft/min.
1.5 to 20.3 m/sec.
Test Features
Magnetic test switch, magnetic reset switch, MOD400R test module (optional), RTS451 Remote Test Station (optional).
Mechanical Specifications
Length:
14.5 inches
37 cm
Width:
5 inches
13 cm
Depth (installed):
4 inches
10 cm
Weight:
4 pounds
1.8 kg
Terminals
Captive universal terminal screws with sems plates accept wire sizes of 14 gauge or smaller. The screws can withstand 10
in-lbs of tightening torque without damage.
Accessories
MOD400R
Sensitivity Test Module
RA400Z
Remote Annunciator
RTS451/RTS451KEY
Remote Test Station, test & reset switch with alarm LED
PA400
Piezo Sounder
APA451
Annunciator with piezo, alarm & power LEDs
CRT400
Cover Removal Tool (Ion only)
F36-05-00
Replacement Air Filter (two per package)
M02-04-00
Replacement Test Magnet
P48-21-00
Replacement End Plug for inlet sampling tube
R59-18-00
Replacement Calibrated Test Card (For photo units only)
RS14
Replacement Screen, Ion
RS24
Replacement Screen, Photo
A2650-01
Replacement Installation Kit (mounting hardware)
Sampling (Inlet) Tubes
TUBE
OUTSIDE DUCT WIDTH
ST-1.5
1 to 2 feet
(0.3 to 0.6 m)
ST-3
2 to 4 feet
(0.6 to 1.2 m)
ST-5
4 to 8 feet
(1.2 to 2.4 m)
ST-10
8 to 12 feet
(2.4 to 3.7 m)
Exhaust Tube Extension
A2440-00
5.75 in. (14.6 cm.) additional
D400-13-00
12
I56-555-08
Summary of Contents for DH400ACDC
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