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HY-SA20A

Standalone Smoke Alarm

> Split-spectrum sensor technology
> Test and hush features in one single button
> Loud sound output over 85 dB(A) at 3 meters
> Low quiescent current consumption
> Surface-mount device (SMD) circuit board design
> Low battery warning signal


  • ์‚ฌ์–‘
  • ์•ก์„ธ์„œ๋ฆฌ
  • ๋‹ค์šด๋กœ๋“œ
  • Working Principle

    Collection Type

    Smoke

    Sampling Period

    9 s

    Sensor Type

    Photoelectric

    Alarm

    Alarm Type

    Smoke alarm, fault alarm, low battery warning

    Alarm Volume

    85dB (A) at 3 m (9.84 ft)

    Alarm Mode

    Visual and audible alarm

    Silencing Function

    Yes

    Alarm Response Threshold

    0.2dB/m-0.3dB/m

    Basic Parameters

    Indicator Light

    Alarm, fault and operation indicator

    Led Instructions

    Standby: Green indicator flashes once per minute
    Alarm: Red indicator flashes once per second
    Fault: Red indicator flashes once per minute

    Low battery warning: Red indicator flashes once per minute

    Coverage Area

    When the height of the space is less than 8 m (3.28 ft), the protection area of a device is 20 m2โ€“40 m2

    Power Supply

    Battery Life

    10 year

    Power Source

    3V CR123A lithium battery (replaceable)

    Operating Current

    Monitoring current: โ‰ค 15uA
    Alarm current: โ‰ค 35mA

    Operating Ambient

    Operating Environment

    Indoor

    Operating Temperature

    -10ยฐC to +55ยฐC (+14ยฐF to +131ยฐF)

    Operating Humidity

    โ‰ค 95% RH (non condensing)

    Appearance

    Color

    White

    Casing

    ABS

    Dimensions

    ฯ†98 mm ร— H43.1 mm (ฯ†3.85" ร— H1.70")

    Weight

    136 g (0.30 lb)

    Installation

    Ceiling Mount

    Certification

    Certifications

    TรœV and CE listed

    Compliance Standard

    EN 14604:2005+AC:2008