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Dahua HY-SA21A-W2(868) AirShield Wireless Smoke Detector Audio Visual Siren 85dB
Wireless photoelectric smoke detector, siren: 85 dB, LED indication of operation, alarm, error, low battery voltage, ceiling installation, two-way wireless technology 868 MHz, data transmission security AES-128, transmission distance: 1000 m (open space)
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support for automatic switching of RF channels, configurable remotely using the application, sound alarm works autonomously even when contact with the control panel is lost, easy installation, power supply: 1x replaceable battery: CR123A, service life 3 years.
Type of device: | wireless photoelectric smoke detector |
Power supply: | 1x replaceable battery: CR123A, life 3 years |
Frequency: | 868 MHz, two-way wireless technology, AES-128 encryption |
Signal range: | up to 1000 m (free terrain) |
Temperature detection: | chamber with photoelectric sensor |
LED indicator: | LED indication of operation, alarm, error, low battery voltage |
Function: | support for automatic switching of RF channels, remotely configurable using the application |
Installation: | on the ceiling |
Design of the cover: | plastic |
Color: | white |
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![Dahua HY-SA21A-W2(868) AirShield bezdrátový detektor kouře, audio vizuální siréna, 85 dB Dahua HY-SA21A-W2(868) AirShield bezdrátový detektor kouře, audio vizuální siréna, 85 dB](https://www.abalarm.cz/ishop/6917-large_default/dahua-hy-sa21a-w2868-airshield-wireless-smoke-detector-audio-visual-siren-85db.jpg)
Wireless photoelectric smoke detector, siren: 85 dB, LED indication of operation, alarm, error, low battery voltage, ceiling installation, two-way wireless technology 868 MHz, data transmission security AES-128, transmission distance: 1000 m (open space)