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HY-GC21B-W2(868)
Wireless Carbon Monoxide Alarm
> High-performance electrochemical CO sensor to deliver accurate detection of carbon monoxide leakage and respond quickly
> Support low battery warning, one-click silence, and self-test
> Informative and easy-to-read CO concentration display in screen
> Three indicator lights for displaying device status clearly
> Excellent production, novel appearance, delicate and compact, simple and convenient installation
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Working Principle
Collection Type
Carbon Monoxide (CO)
Sensor Type
Electrochemical
Alarm
Alarm Type
CO alarm, fault warning, low battery warning
Alarm Volume
Over 85dB (A) at 3 m (9.84 ft)
Alarm Mode
Visual and audible alarm
Silence Function
Support
Silence Duration
About 45 seconds
Alarm Response Threshold
50 ppm: 60 min–90 min
100 ppm: 10 min–40 min
300 ppm: < 3 min
Wireless
Carrier Frequency
868 MHz
Communication Distance
Up to 1000 m (3280.84 ft) in an open space
Frequency Hopping
Yes
Encryption Mode
AES128
Basic Parameters
Display
LCD
Indicator Light
LED (red/yellow/green)
LED Instruction
Alarm: Red indicator
Fault: Yellow indicator
Power: Green indicatorPower Supply
Battery Life
3 years
Power Source
3V CR123A lithium battery (replaceable)
Operating Current
Monitoring Current: ≤20uA
Alarm Current: ≤10mAOperating Ambient
Operating Environment
Indoor use only
Operating Temperature
–10°C to +40°C (+14°F to +104°F)
Operating Humidity
≤95% RH (non condensing)
Appearance
Color
White
Material
PC + ABS
Dimensions
116.4 mm × 71.7 mm × 28.3 mm (4.58″ × 2.82″ × 1.11″)
Weight
125 g
Installation
Wall Mount
Certification
Certifications
TÜV and CE listed
Compliance Standard
EN 50291-1:2018, EN 50291-2:2019
Reviews
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