System Sensor D4120W

System Sensor InnovairFlex D4120W White Photoelectric 4-Wire Duct Smoke Detector

System Sensor D4120W

The InnovairFlex D4120W watertight 4-wire photoelectric duct smoke detector is UL listed as a watertight enclosure providing protection against falling dirt, rain, windblown dust, splashing and hose directed water. D4120W duct smoke detector features a pivoting housing that fits various applications: both square and rectangular footprints mount to round or rectangular ductwork. The new design provides the same form, fit, and wiring terminations as the standard InnovairFlex unit. Superior test and operational features added to the standard model are also available in this watertight unit. As the only watertight duct smoke detector on the market, D4120W provides unsurpassed environmental protection while simplifying installation, testing, and maintenance. This InnovairFlex duct smoke detector can be customized to meet local codes and specifications without additional wiring. The new InnovairFlex product line is compatible with all previous Innovair models, including remote test accessories.

Alarm Current      :      65 milli-amp at 24 VDC, 135 milli-amp RMS at 24 VAC 60 Hz, 35 milli-amp RMS at 120 VAC 60 Hz
Brand Name      :      System Sensor
Color      :      White
Detection Method      :      Photoelectric
Dimension      :      14.38 Inch Length x 5 Inch Width x 2-1/2 Inch Depth (Rectangular), 7-3/4 Inch Length x 9 Inch Width x 2-1/2 Inch Depth (Rectangular)
Humidity Rating      :      0 - 95% RH Non-Condensing
Item Name      :      Duct Smoke Detector
Power Supply      :      24/120 VAC, 20- 29 VDC
Sub Brand      :      InnovairFlex
Temperature Rating      :      -4 to 158 deg F Operating, -22 to 158 deg F Storage
Type      :      4-Wire
  • 4-wire photoelectric, integrated low-flow technology
  • NEMA Type 4 UL listed for non-hazardous indoor and outdoor applications
  • UV resistant, UL listed housing and cover material
  • Air velocity rating from 100 - 4000 fpm
  • Versatile mounting options - square or rectangular configuration
  • Plug-in sensor offers superb false alarm immunity and the latest sensor technology
  • Patented sampling tube installs from front or back of the detector with no tools required
  • Increased wiring space with a newly added 3/4 Inch conduit knockout
  • 1-easy-access test/reset button and improved LED status
  • Patented interconnect feature for multi-fan shutdown
  • New high contrast terminal designations
  • Built-in short circuit protection from operator wiring errors
  • Field selectable settings for configuring the detector
  • 2 DPDT form-C relay contacts
  • Backward compatibility with existing innovair products including remote accessories