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Home » Security & Alarm Manufacturers

GE Wireless Smoke Detector


NX491NT 

Photoelectric Smoke Detector

SKU: NX491NT
Weight: 0.75 Lb
Rating  [0 reviews]  Write a review

Price: $115.00  

GE Wireless photoelectric smoke alarm with CleanMe remote maintenance alert, learn mode, test/silence.
This type of detector offers the best life safety protection you can get because it detects the most dangerous type of fire - the slow, smoldering fire that creates a lot of deadly smoke. The advanced sensor sounds the alarm at the first sign of smoke, giving occupants time to escape.
  • Self-diagnostics.
  • The smoke alarms monitor their own sensitivity and operational status.
  • Base tamper switch sends a tamper signal transmission to the control panel when the smoke alarms are removed from their mounting bases.
  • Integrated fixed 135°F temperature and rate-of-rise heat detector trips an alarm based on high temperature detected or rapidly rising temperature rate (15°F/minute minimum).
  • Voltage: 3VDC
  • Typical average standby current: 35A
  • Typical test current: 2mA
  • Typical alarm current: 70mA
  • Battery type: Duracell® 3V lithium 123, Panasonic® lithium CR123A, Sanyo® lithium CR123A
  • Low battery threshold: 2.70V causes low battery signal
  • Sounder: 85dBa at 10' temporal pattern
  • Low battery beep rate: 1 every 45 sec. 2 sec.
  • Sensitivity: 2.2% 1.3%/ft.
  • Operating temperature: 40-100°F (4.4-37.8°C)
  • Operating humidity range: 0-95% non-condensing
  • RFI Immunity: 20V/m minimum; 0-1000MHz
  • Color: White
  • Alarm dimensions: 5.6" x 2.4" (14.2cm x 6.1cm)
  • Base dimensions: 5.4" x 0.46" (13.7cm x 1.17cm)
  • Drift compensation adjustment: 0.5%/ft. max.
  • Heat detector specifications: Rate-of-rise 15°F/min>105°F (8.3°C/min>°40.6C)
  • Fixed: 135°F 5°F (57.2°C 2.8°C)
  • RF frequency: 319.5 MHz
  • Transmitter ID: Pre-programmed, 1 Million codes
  • Modulation type: AM
  • Signal format: PWM
  • Signal output types: Alarm, tamper, test, low battery, trouble, supervisory
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