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  • Photoelectric, integrated low-flow technology
  • Air velocity rating from 100 ft/min to 4,000 ft/min (0.5 m/s to 20.32 m/sec)
  • Versatile mounting options: square or rectangular configuration
  • Plug-in sensor offers superb false alarm immunity and the latest sensor technology
  • Broad ranges for operating temperature (–4°F to 158°F) and humidity (0% to 95% non-condensing)
  • Patented sampling tube installs from the front or back of the detector with no tools required
  • Increased wiring space with a newly added ¾-inch conduit knockout
  • One 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
  • Two DPDT Form-C relay contacts
  • 24 VAC/DC or 240 VAC
  • Backward compatibility with existing Innovair products, including remote accessories
Item#:
D4240
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SPECIFICATIONS
Base Diameter: 6.2 in (15.7 cm)
Base Height: 1.1 in (2.9cm) Weight: 0.6 lb (260 g)
Mounting: 4 square box without plaster ring, minimum depth 1.5; 4 octagon box, minimum depth 1.5; 31⁄2 octagon box, minimum depth 1.5

Operating Temperature Range: 0°C to 49°C (32°F to 120°F)
Operating Humidity Range: 10% to 93% Relative Humidity
Item#:
B114LPBT
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