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Duct Detectors

DNR, DNRW, FSL-751DNR
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The DNR is an Intelligent non-relay photoelectric duct smoke detector for use with ONYX Series panels.
The DNRW is a Watertight intelligent non-relay for use with ONYX Series panels.
The FSL-751DNR is an Intelligent, high sensitivity duct smoke detector for use with ONYX Series panels.

InnovairFlex™ duct smoke detectors simplify the duct detection installation process saving you time and money while still providing the flexibility you need in the field.

Features & Benefits:

  • Air velocity rating from 100 ft/min to 4,000 ft/min
  • Adjusts to square and rectangular mounting configurations
  • Patented tool-free, plug-in sampling tubes

Specifications

  • DNR Intelligent non-relay photoelectric duct smoke detector
    • Operating Temperature: –4°F to 158°F (–20°C to 70°C) 
    • Air Velocity:  Air velocity rating from 100 to 4,000 FPM
    • Detector head sold separately.
  • DNRW Watertight intelligent non-relay photoelectric duct smoke detector
    • Operating Temperature: –4°F to 158°F (–20°C to 70°C) 
    • Air Velocity:  Air velocity rating from 100 to 4,000 FPM
    • Detector head sold separately.
    • NEMA Type 4 type 4 enclosure
  • FSL-751DNR Intelligent, high sensitivity duct smoke detector
    • Operating Temperature: 32°F to 100°F (0°C to 38°C)
    • Air Velocity: Air velocity rating from 300 to 4,000 FPM
  • Adjusts to square and rectangular mounting configurations
  • Patented tool-free, plug-in sampling tubes 

Listings:

DNR

  • UL: S911, S3705.
  • CSFM: 3242-1653:0209.
  • FM approved.

DNRW

  • FSL-751DNR
  • UL Listed: S1115
  • CSFM: 3240-0028:0205

Resources

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Document Name Asset Type Type & Size Modified Date
NOTIFIER Life Safety & Emergency Communications Systems Information Guide Brochures pdf | 2.68 MB 04/24/2019
DNR(A)/DNRW Data Sheet Data Sheets pdf | 0.21 MB 12/16/2019
FSL-751DNR(A) High Sensitivity Duct Smoke Detector Data Sheets pdf | 0.08 MB 06/10/2019