Dahua wireless smoke detector

DAHUA-9288

DHI-HY-SA21A-W2(868)

Main features

Dahua radio smoke detector
Split spectrum sensor
Test and silence function in one button
Sound output of 85 dB(A) at 3 m
Low consumption at rest
Low battery warning. surface mount

Specifications

photoelectric smoke detector
10 second sampling period
Coverage area of 20 ~ 40 m2 (at a height of less than 8 meters)
Alarm for smoke detection, failure and low battery
visual and audible alarm
Alarm volume from 85dB ~ 90dB(A) at 3 meters
Silent mode with a duration of around 12 minutes
0.2 ~ 0.3 dB/m alarm response threshold
bicolor led indicator
868 ~ 868.6 MHz two-way radio communication
Radio range up to 1 km in open field
frequency hopping
AES128 encryption mode
Powered by 3 CR123A lithium batteries (shelf life up to 3 years)
Consumption: ≤35 µA (monitoring), ≤35 mA
Operating temperature -10°C ~ +55°C
Relative humidity of ≤95%
indoor use environment
ABS plastic shell
White color
Dimensions: Ø98 x 43.1mm
Weight: 140g
ceiling mount

Documentation

	Language	Name	Type	Action
	EN		Certificate
	EN		Commercial Documentation
	EN		Manufacturer's Data Sheet
	EN		Self-generated File
			Image

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