System Sensor InnovairFlex D2E Conventional Duct Smoke Detector
A conventional 2-wire photoelectric duct smoke detector with integrated low-flow technology and modular construction, fitted with a Series 300 conventional detector base.
Dealer for System Sensor
System Sensor InnovairFlex D4120 4-Wire Duct Smoke Detector, 120 VAC
A 4-wire photoelectric duct smoke detector for 120 VAC, with a pivoting housing, a Test/Reset button and a patented interconnect feature for multi-fan shutdown.
- Air flow speeds from 100 to 4,000 feet per minute
- Patented interconnect feature for multi-fan shutdown
- One easy-access Test/Reset button and improved LED status
- Field selectable settings and high-contrast terminal markings
- Built-in short circuit protection against wiring errors
- Operating temperature -20 to 70°C, weight 1.14 kg
Specifications
Specifications
| Specification | D4120 |
|---|---|
| Weight: | 2.5 lbs (1.14 kg) |
| Operating Temperature Range: | D4120 & D4S:, 4° to 158°F (-20° to 70°C); D4P120:, 40° to 158°F (-40° to 70°C) |
| Storage Temperature Range: | D4120 & D4S:, 22° to 158°F (-30° to 70°C); D4P120:, 40° to 158°F (-40° to 70°C) |
| Operating Humidity Range: | 0% to 95% relative humidity non-condensing |
| Air Duct Velocity: | 100 to 4000 ft/min (0.5 to 20.32 m/sec) |
Specifications as published by System Sensor. Please confirm the exact model with us before ordering.
More System Sensor Duct Smoke Detectors
System Sensor InnovairFlex DNRE Intelligent Duct Smoke Detector
An intelligent, non-relay photoelectric duct smoke detector for addressable systems, fitted with a base for Series 200 intelligent detectors.
System Sensor InnovairFlex D2 2-Wire Photoelectric Duct Smoke Detector
A 2-wire photoelectric duct smoke detector with a pivoting housing that fits square or rectangular footprints on round or rectangular ductwork.
System Sensor DST Sampling Tubes for Duct Smoke Detectors
Steel sampling tubes with holes drilled along their length that carry duct air to the detector. Each size suits a range of duct widths, and the tube is bought separately from the detector.
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