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  • SND-500-SI
  • Smoke Alarm, EN14604 Approvals                                                                                                                  

    SND-500-SI smoke alarms provide battery powered smoke detection and alarm functions within a single unit.

    Advanced electronics in conjunction with a photoelectric smoke sensing chamber provide early detection of fire and high immunity against unwanted alarms.

    SND-500-SI smoke alarms are battery powered, do not require a mains supply, and are suitable for general residential applications.

    The SND-500-SI smoke alarm range provides home owners and installers with an easy-to-install, economical solution for life safety and property protection applications.


    • Features
    • Specifications
    • Approvals
    • Ordering Info
  • · Photoelectric smoke sensing chamber technology

    · Integrated indicator provides visual indication of an alarm condition

    · Test button verifies battery and alarm operation

    · Loud 85 dB sounder to alert occupants

    · Surface-mount device (SMD) circuit board design

    · Single DC 9 V user-replaceable battery provides up to 18 months operation under normal conditions

    · 30 day low battery warning signal

    · Interconnection function available to connect up to 38 units together

    · Battery missing indicator prevents the unit from being installed without the battery fitted

    · Attractive housing design 

    · Easy installation

    · Low maintenance


  • SND-500-SI

    Power source

    DC 9 V

    Quiescent current

    7 µA

    Quiescent condition indicator

    Flashing red LED every 32 s

    Alarm current

    15 mA

    Alarm response threshold

    (0.08 ~ 0.15) dB/m

    Visual alarm indicator

    Flashing red LED

    Audible alarm sounder output

    ≥ 85 dB @ 3 m

    Low battery signal

    Audible signal each 32 s for 30 days

    Number of interconnected units a

    38

    Operating temperature

    (0 ~ +50) °C

    Operating humidity

    (10 ~ 90) % RH, non-condensing

    Storage temperature

    (-25 ~ +80) °C

    Storage humidity

    (0 ~ 98) % RH, non-condensing

    Dimensions

    Φ 100 mm × 31 mm

    a Available with SND-500-SI model only. Maximum cable length is 400 m.



  • EN14604

    Kitemark 

    SND-500-SI

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  • 9V Battery

    Interconnect

    Package

    SND-500-SI

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    100Pcs/Carton