System Sensor Model DH400ACDCP Air Duct Smoke Detector Specifications, Description, Terminals

[8]Model DH400ACDCP 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.
	2.54 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
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)
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 I56-555-09R