HVAC systems can carry smoke through a building, and the System Sensor D2 InnovairFlex 2-wire conventional photoelectric duct detector is designed to catch it inside the ductwork. This unit includes the 2151 photoelectric detector head. Its pivoting housing mounts in a square or rectangular footprint on round or rectangular ducts.
Key Features
- Includes the 2151 photoelectric detector head
- Integrated low-flow technology rated for air velocities of 100 to 4,000 ft/min
- Patented sampling tube installs from the front or back without tools
- Cover tamper feature signals trouble if the sensor cover is removed or not installed correctly
- Added ¾-inch conduit knockout for more wiring space
- Local magnetic test or remote testing with a compatible remote test station
Specifications
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Manufacturer: System Sensor
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Part Number: D2
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Type: 2-wire conventional photoelectric duct smoke detector (InnovairFlex)
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Power Supply Voltage: 8.5–35 VDC (24 VDC nominal)
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Standby Current: 60 µA max. average
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Alarm Current: 130 mA max.
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Air Duct Velocity: 100 to 4,000 ft/min (0.5 to 20.32 m/sec)
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Operating Temperature: -4°F to 158°F (-20°C to 70°C)
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Humidity: 0% to 95% RH, non-condensing
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Size: Rectangular: 14.38 x 5 x 2.5 in.; Square: 7.75 x 9 x 2.5 in.
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Wire Size: 12–18 AWG
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Listing: Housing UL listed to UL 268A for use in air handling systems
Compatibility
Connects to UL/FM listed compatible 2-wire control panel initiating circuits and is backward compatible with existing Innovair products, including remote accessories such as the RA100Z remote alarm LED.
