The InnovairFlex DNR intelligent non-relay photoelectric duct smoke detector and DNRW watertight non-relay photoelectric duct smoke detector feature a pivoting housing that fits both square and rectangular footprints capable of mounting to a round or rectangular duct.
Features
Photoelectric, integrated low-flow technology
Air velocity rating from 100 ft/min to 4000ft/min (0.5m/s to 20.32m/sec)
Versatile mounting options: square or rectangular configuration
Broad ranges for operating temperature (-4F to 158F) and humidity (0% to 95% non-condensing)
Patented sampling tube installs from front or back of the detector with no tools required Cover tamper signal
Increased wiring space with a newly added 3/4-inch conduit knockout
Available space within housing to accommodate mounting of relay module
Easily accessible code wheels on MIX-2251B(A) sensor head (sold separately)
Clear cover for convenient visual inspection
Remote testing capability
Requires com line power only
NEMA Type 4 UL listed for non-hazardous indoor and outdoor applications (DNRW only)
UV Resistant, UL listed housing and cover material (DNRW only)