System Sensor DNR EngSpec

Product Duct Smoke Detector and Engineering Specifications air duct smoke detector shall be a System Sensor InnovairFlex DNR Intelligent Non Relay Duct Smoke Detector and DNRW Watertight NEMA4 Duct Smoke Detector The detector shall be UL listed per UL 268A specifically for use in air handling systems The flexible housing of duct smoke detector fits both square and rectangular footprints detector shall operate at air velocities of 100 ft min to 4000 ft min 0.5 m sec to 20.32 m sec unit shall be capable of providing a trouble signal in the event that the sensor cover is removed or installed shall be capable of local testing via magnetic switch or remote testing using the remote test station Terminal connections shall be of the strip and clamp suitable for 12 AWG wiring Ratings InnovairFlex sampling tube may be installed from the front or back of the detector The tube locks into place and can be removed by releasing the front or rear locking tab Specifications see detector head installation manual for electrical specifications Specification DNR and DNRW rectangular dimensions shall be 14.38 in 37 cm Length 5 in 12.74 cm Width 2.5 6.36 cm Depth The square dimensions shall be 7.75 in 19.7 cm Length 9 in 22.9 cm Width 2.5 in cm Depth The DNR and DNRW weight shall be 1.6 lbs 0.73 kg The DNR and DNRW operating range shall be to 158 to 70 and the storage temperature range shall be 158 to 70 The operating humidity range shall be 0 to 95 relative humidity non and air duct velocity shall be 100 to 4000 ft min 0.5 to 20.32 m sec 2011