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Product name: Photoelectric Smoke Sensor Detector
Details:

Product No.: NT-SD03

Feature:

Advanced photoelectric smoke sensing technology
Durable sensor head; excellent smoke access
Ar (auto reset) function for security systems(optional for 4 wire models)
N/c (normal/close)-n/o (normal/open) selectable relay output
Easy installation and maintenance
Modern design (white and beige colors)
Freq. :3~5 sec
Sensor base: standard and shottky diode
Remote led
Comply with en54 and ce
Smoke sensitivity:EN 54-5/7:2000 standard
Detection range:100 square meters rating for smoke sensor; 50 square meters rating for heat sensor

Start-up current:70 μa maximum
Alarm impedance:for 2-wire models: 100Ω+3v max; 560Ω+3v max (red led open circuit)
Alarm indicator:led continuously emitting red light
Temperature range: -10 °C to 50 °C
Remote output:15 ma max, diode gate
Humidity:0 to 95% rh, noncondensing
Alarm contact:for 4-wire: n/o or n/c operation
Form a: 1.0a@30vdc/0.5a@125vac
Dimensions:10mm (dia) x 46mm (ht) with base
Weight:130g/set with base

                   ModelSmoke Detector  
         Operating Voltage DC 12V-24V
         Monitoring current≤50μA
             Alarm current≤20 mA
  Operating environmentTemperature: -10 °C~+50 °C
Relative humidity: ≤95% (40°C ± 2°C )
     Connection methodTwo- wire and non-polarity system
 

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