HY-GC20B
Standalone Carbon Monoxide Alarm
> Long standby time, low power consumption, 10-year battery life
> 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
Working Principle
Collection Type
Carbon Monoxide (CO)
Sensor Type
Electrochemical
Alarm
Alarm Type
CO alarm, fault alarm, 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
Basic Parameters
Display
LCD
Indicator Light
LED (red/yellow/green)
LED Instruction
Alarm: Red indicator
Fault: Yellow indicator
Power: Green indicatorPower Supply
Battery Life
10 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
