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  6. Carbon Monoxide Alarm System
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  8. Standalone Carbon Monoxide Alarm
  9. Standalone Carbon Monoxide Alarm
    Dahua

    Standalone Carbon Monoxide Alarm

    Stock Code: HY-GC30A

    Measures carbon monoxide and shows temperature and humidity when no gas is present.
    A standalone carbon monoxide alarm for indoor use. Its electrochemical sensor picks up gas leakage accurately, and with no CO present the screen shows temperature and humidity alternately. Blue backlighting keeps the readings legible in the dark.
    85 dB (A)Alarm volume
    10 yearsBattery life
    3 V CR17450APower source
    ±0.1°CTemperature accuracy
    ±1.5% RHHumidity accuracy
    -10°C to +40°COperating temperature
    Key features
    85dB (A)
    High-volume built-in buzzer
    It holds the alarm level above this value at 3 m.
    10years
    Long battery life
    Low power consumption and long standby time keep the device running for years.
    ±0.1°C
    Temperature and humidity measurement
    With no CO present it shows temperature and humidity alternately, at ±1.5% RH accuracy.
    9minutes
    Silence duration
    The silence button cuts the alarm sound for about this long.
    300ppm
    Fast response threshold
    At 300 ppm it alarms within 3 minutes.
    EVERYDAY USE
    Status at a glanceThree red, yellow and green indicator lights separate alarm, fault and power.
    Legible displayThe blue-backlit LCD shows CO concentration and ambient readings clearly.
    Flexible placementThe device supports both wall mounting and free standing.
    For indoor use only; complies with EN 50291-1:2018 and BS EN 50291-1:2018.
    Working Principle
    Collection Type Carbon Monoxide (CO)
    Sensor Type Electrochemical
    Alarm
    Alarm Type CO alarm, fault warning, low battery warning
    Alarm Volume Over 85 dB (A) at 3 m (9.84 ft)
    Alarm Mode Visual and audible alarm
    Silence Function Support
    Silence Duration About 9 minutes
    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 indicator
    Power Supply
    Battery Life 10 years
    Power Source 3V CR17450A lithium battery (non-replaceable)
    Operating Current Standby Current: ≤20 µA
    Alarm Current: ≤20 mA
    Operating Ambient
    Operating Environment Indoor use only
    Operating Temperature –10°C to +40°C (+14°F to +104°F)
    Operating Humidity ≤95% RH (non-condensing)
    Environmental Measurement
    Temperature Accuracy ±0.1°C typical
    Humidity Accuracy ±1.5% RH typical
    Appearance
    Color White
    Material PC + ABS
    Dimensions 133.5 mm × 63.5 mm × 28.9 mm (5.26" × 2.50" × 1.14")
    Weight 123 g (0.28 lb)
    Installation Wall mount / Free standing
    Certification
    Certifications TUV, CE and UKCA listed
    Compliance Standard EN 50291-1:2018 and BS EN 50291-1:2018

    Datasheet

    HY-GC30A

    ENpdf4/7/2024

    Teknik Çizim

    HY-GC30A

    pdf3/14/2025

    HY-GC30A

    pdf3/14/2025

    Fotoğraf

    HY-GC30A

    png3/14/2025

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