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DAHUA-9288
Dahua wireless smoke detector
DAHUA-9288
DHI-HY-SA21A-W2(868)
- MAIN FEATURES
- SPECIFICATIONS
- DOCUMENTATION
- COMMENTS
- 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
- 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