Silent Knight SK-DUCT-W AND DNRW Intelligent Photoelectric Duct Smoke Detectors

SK DUCT W AND DNRW Photoelectric Duct Smoke Detectors SK DUCT W and DNRW use technology to detect smoke and particles present in air moving an HVAC air handling system Silent Knight SK DUCT W intelligent non relay photoelectric duct smoke detector and watertight non relay photoelectric duct smoke detector feature a pivoting housing fits both square and rectangular footprints capable of mounting to a round or duct DNRW duct smoke detector with its NEMA 4 rating is listed as a watertight UV enclosure providing protection against falling dirt rain and windblown dust and hose directed water allowing operators to use the detector in the most environments units sense smoke in the most challenging conditions operating in airflow speeds of to 4,000 feet per minute 0.5 20.32 m s temperatures of 4 158 20 and a humidity range of 0 93 percent non condensing improved cover design isolates the sensor head which allows for ease of maintenance A tamper feature indicates a trouble signal for a removed or improperly installed sensor The housing provides a 3 4 inch conduit knockout and ample space to facilitate easy and mounting of a relay module Silent Knight SK DUCT W duct smoke detectors can be customized to meet local codes specifications without additional wiring and are compatible with all previous models remote test accessories Knight provides system flexibility with a variety of accessories including two remote stations and different means of visible and audible system annunciation As with our smoke detectors all duct smoke detectors accessories are UL listed AND BENEFITS Photoelectric integrated low flow Cover tamper signal Increased wiring space with a newly added Air velocity rating from 100 ft min 4,000 conduit knockout Housing accommodates an addressable module sold separately for requiring a Form C relay 0.5 m s 20.32 m s Easily accessible code wheels on sensor Versatile mounting options square or included with SK DUCT W configuration Clear cover for convenient visual inspection Broad ranges for operating temperature 158 20 70 and humidity 93 non condensing Sampling tube installs from front or back of detector with no tools required only Remote testing capability Requires com line power only Knight is a registered of Honeywell Inc document is not intended to be for installation purposes We to keep our product information and accurate We cannot all specific applications or all requirements All are subject to change notice of origin Mexico AND DNRW TECHNICAL SPECIFICATIONS Rectangle 14.38 in 37 cm Length in 12.7 cm Width 2.5 in 6.6 cm Depth Square 7.75 in 19.7 cm Length 9 in cm Width 2.5 in 6.35 cm Depth 1.6 lb 0.73 kg Temperature Range 4 20 70 Temperature Range 22 30 70 Humidity Range 0 93 humidity non condensing Duct Velocity 100 4,000 ft min 0.5 m s Current Loads at 24 VDC and RTS151 KEY Standby 0mA Alarm 12mA max LISTINGS AND product manual for lists of UL Listed devices In some certain modules may not be listed by approval agencies or listing may be process Consult factory for latest listing UL S6173 CSFM 3242 0559 0518 FM approved LINE INFO Intelligent non relay low flow smoke detector Includes SK PHOTO R W Watertight intelligent non relay low flow duct smoke detector Requires photoelectric smoke sold separately NEMA 4 rated Remote test capable low profile photoelectric detector white Addressable low profile smoke detector with a built in 57 fixed temperature thermal white Addressable low profile smoke detector white Retrofit SK DUCT cover for manufactured prior to April 2014 Retrofit DNRW cover for manufactured prior to April 2014 Metal sampling tube duct width up to ft 0.3m Metal sampling tube duct widths to 1 ft 2 ft 0.3 0.6 m Metal sampling tube duct widths up 2 ft 4 ft 0.6 1.2 m Metal sampling tube duct widths up 4 ft 8 ft 1.2 2.4 m Metal sampling tube duct widths up 8 ft 12 ft 2.4 3.7 m Weatherproof enclosure Metal exhaust tube duct width 1 ft m Test magnet End cap for metal sampling Remote annunciator alarm LED Remote test station Remote test station with key Silent Knight Clintonville Road CT 06472 1610 B 07 21 Honeywell International Inc