Product Details

9v 220v battery ac smoke alarm 433mhz optical wireless smoke detector

Brand Name SUMRING
Place of Origin China
Model Number SR-820PHWR-AC

Product Features

Product Description

Main Features:

Wired or wireless interconnection function

Wireless network function

Auto-check malfunction

Infrared photoelectric sensor

MCU processing, eliminate false alarm

Photoelectric sensing technology

Dustproof, mothproof, anti-light interference design

Hush function

Lower battery indication

Execute criterion: EN14606; UL217

 

Technical specification

Model No.SR-820PHWR-AC
Operating voltageAC110/220V(9V backup battery)
InterconnectionInstall within the radius of 200 m
Hush functionYES
Code form2262/1527
Sending frequency433MHz/315MHz
Radio distance200 m(open area)
Sensitivity2.06%ft±1.3%ft
Sound level85dB/3m
InstallationWall  or Ceiling mounted
Working environment-10℃~+50℃(≤95%RH No congelation)
Dimension128*38mm

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