System Sensor Intelligent Air Duct Smoke Detector Housing, DH500 Both Types Of Units, Accessories

Both Types Of Units

16.Reinstall the detector housing.

17.Restore power to the system.

18.Put detector into alarm using appropriate method described in STEP 7. PERFORM DETECTOR CHECK (page 7 of this manual).

19.Notify the proper authorities that testing has been completed and the smoke detector system is again operational.

20.Other checks that should be made during mainte- nance procedures:

–Holes or cracks in duct work near vicinity of detec- tor

–Air leaks where detector housing or sampling tubes are attached to duct

–Dust accumulations in or on sampling tubes –Wiring terminal screw tightness

Ionization Replacement Screen	RS14
Sensitivity Test Kit	MOD400
Ionization Cover Removal Tool	CRT400

Programming Specifications/Requirements for Intelligent System Control Panels

CAUTION

The 1551 and 2551 models can be used with the DH500 if the following constraints are observed.

There is a limit to the number of devices per zone that can have their LEDs latched ON. The actual number of devices is determined by the control panel and its ability to supply LED current. Refer to the equipment manual supplied by the control panel manufacturer for details.

Accessories	Part No.
Remote LED	RA400ZA
Remote Test Station	RTS451/RTS451KEY
Piezo Alert Sounder	PA400
Replacement Filters	F36-05-00
Magnet	M02-04-00
End Plug For Sampling Tube	P48-21-00
Installation Kit (Parts bag)	A2650-01

Figure 10. Photo head exploded view: Figure 11. Ion head exploded view:

HEAD COVER

LOCK PRONGS

REMOVABLE HEAD COVER

TEST SLOT

CLEANABLE SCREEN

P/N RS24 (W/O THERMAL)

REMOVABLE

COVER

FOR

CLEANING

REMOVABLE SCREEN (P/N RS14)

HOUSING

LOCK PRONGS

HEAD COVER

REMOVAL SLOT

VANED CHAMBER

H0261-00 H0296-00

D500-08-00 9 I56-512-07R