Gas Sensor, Alarm Smoke Detector, Photoelectric Smoke Sensor (TA-2988)
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Contact Now| Place of Origin: | China |
|---|---|
| Payment Type: | L/C, T/T, Western Union, Paypal, Money Gram |
Product Description
For more information, please:
Contact: Doris
TEL: 0086 -18603031545
Introduction
TA-2988 series optical smoke detectors are designed to respond to a wide spectrum of fires and ease installation. every unit is individually tested and calibrated to ensure high reliability and prevent false alarms
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
For more details, Please:
Contact:Doris
| Model | Gas Detector TA-2988 |
| Operating Voltage | DC 12V-24V |
| Monitoring current | ≤50μA |
| Alarm current | ≤20 mA |
| Operating environment | Temperature: -10 °C~+50 °C |
| Relative humidity: ≤95% (40°C ± 2°C ) | |
| Connection method | Two- wire and non-polarity system |
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