Fire-Lite DH400ACDC 4-Wire Duct Detector Housing

GENERAL System Sensor DH400ACDC samples air currents through a duct It gives dependable performance management of fans blowers and air conditioning sys preventing the spread of toxic smoke and fire gases the protected area Sensor cid 146 s DH400ACDC 4 wire duct detector hous will accommodate either the 1451DH ionization sensor the 2451 photoelectric sensor The twist in twist out heads allow easy removal for quick cleaning and or a change in application without removing duct housing The System Sensor DH400ACDC Duct Detector is supplied with either the 1451DH Sensor order or the 2451 Photoelectric Sensor order 24 VDC operation Accommodates ionization or photoelectric heads Simple change out of detector heads twist in twist out Easy to maintain Powered outputs for remote LED and Sounder Strobe Air velocity rating from 500 to 4,000 feet per minute 3.175 25.4 m sec UL 268A listed Reset time 0.3 seconds maximum Clear polycarbonate cover for convenient visual inspec of sampling tube filters Rugged plastic housing mounting portion Remote test station option Easy and quick mounting to round or rectangular ducts 1 to 12 0.305 to 3.66 m wide Three year limited warranty detectors are designed to operate on 24 VDC VAC 120 VAC or 240 VAC Alarm and supervisory contacts are available for control panel interface initiation HVAC control and other auxiliary func These detectors are NOT designed for 2 wire appli detectors are NOT a substitute for open area smoke detectors NOT a substitute for early warning detection NOT a replacement for a building cid 146 s regular fire detection to NFPA 90A for additional duct detector application 18 1998 Series Duct Detector Housings for and Photoelectric Sensors Conventional Initiating Devices Fire Duct Detector Housing 2451 Photoelectric Sensor AND INSTALLATION twist in twist out detector and base allow the removal detectors easily and quickly for cleaning and mainte In addition detector heads can be changed to fit application without removing the duct housing The comes with built in exhaust tube Sampling are available to fit ducts from 1 to 12 feet 0.305 to meters wide LIMITS 32 cid 176 F to 120 cid 176 F 0 cid 176 C to 49 cid 176 C NOT INSTALL where normal ambient temperatures 120 cid 176 F 50 cid 176 C humidity 10 to 93 velocity 500 to 4,000 ft min 3.175 to 25.4 m sec SPECIFICATIONS 14.5 inches 36.83 cm 5 inches 12.70 cm installed 4 inches 10.16 cm 4.5 pounds 2.041 kg document is not intended to be used for installation purposes We try to keep our information up to date and accurate We cannot cover all specific applications or all requirements All specifications are subject to change without notice For information contact Fire cid 149 Lite Phone 203 484 7161 FAX 203 484 7118 Clintonville Road Northford Connecticut 06472 and Manufacturing System Certified to Standard ISO 9001 in the U S A cid 151 Page 1 of 2 i LINE INFORMATION No DH400ACDC duct detector housing with ionization sensor DH400ACDC duct detector housing with photoelectric sensor ionization smoke detector photoelectric smoke detector sampling tube duct widths 1 0.3048 to 2 0.6096 m sampling tube duct widths 2 0.6096 to 4 1.2192 m sampling tube duct widths 4 1.2192 to 8 2.4384 m sampling tube duct widths 8 1.2192 to 12 to 3.6576 m with piezo alarm and power annunciator alarm LED alert sounder offered in red R white or beige B magnet test station test kit cover removal tool combination of accessories may be used such that given current loads total 100 mA or less in the Standby state 15 mA or less in the Alarm state When initiating an alarm using the test magnet The requires 71 mA maximum in pre alarm and 78 mA in alarm standby current is 0 mA The alarm current drops to 7 mA the test magnet is removed from the RTS451 2 of 2 cid 151 DF 51087