There alarm fire alarm device audible alarm when the battery voltage is lower than the first voltage limit. 火灾报警器还包含对周围光敏感的传感器及当周围光低于预定亮度极限值时抑制声告警的装置. Fire alarm device further comprises a sensor sensitive to ambient light and sound alarm suppression when ...
Smoke Alarm Sensitivity 0.18-0.30dB/m Smoke Alarm ≥85dB @3 Low battery alarm voltage ≤2.4V Battery life ≥10 Years Indicator Normal: blinking Alarm: lighting Environmental Temperature range: -10 to 55°C (14~131°F) Humidity: 5 to 95% RH,...
Fire Alarm System 9V Battery Smoke Alarm Detector Description: AS-SSD101 household smoke detectors, also known as smoke alarms, it's a device that senses smoke, typically as an indicator of fire. It is designed to help promote household safety, warning people of fire by a local audible or ...
Anti-Theft Alarm System-Wide Standalone Fire Alarm Anti-Theft Alarm System Distance Common Detectors Types of Smoke Detectors Photoelectric Smoke Style Infrared Sensor Probe Type Inclination Sensor Infrared Sensor Installation Ceiling Color White Battery 3V L...
Standalone Fire Alarm Color White Battery 3V Lithium Battery Output Sound & LED Indicator Sound Output 85dB/3m Static Current 8ua Alarm Current 35mA Installation Ceiling Mounted Sensitivity 1.8%FT±0.8%FT Working Environment -10ºC~+50ºC, (≤95%Rh No Congelation) ...
2.2 Loud sound warning 2.3 LED indicator 2.4 No wire connection(easy to install) 2.5 Automatic alarm for low battery voltage 2.6 Compatible with the latest EN-14604 standards Detail parameter: item Standalone Wireless Wifi Smoke Detector AW-D611W ...
Alarm current: ≤ 20mA Alarm decibel: ≥ 85dB/3 meters Indicator: LED(red) Low battery alert: ≤ 7.3V Work Temperature: -10º C~+40º C Environment humidity: ≤ 95%RH Alarm type: Sound/light Detailed Photos View more products,click ...
Power supply: DC 9V battery Standby current: <12µ A Alarm current: <10mA Alarm sound: >85dB (3m) Sensor type: Photoelectric Battery life after low battery warning: >30days Temperature range: 0° C ~ 49° C (32° F ~ 120° F) ...
Fire detector silenceable low battery pre-alarm 专利名称：Fire detector silenceable low battery pre-alarm 发明人：Gilbert Alain Lindsay Garrick,Marie Jeanette Corinne Garrick 申请号：US09/155620 申请日：19980929 公开号：US06081197A 公开日：20000627 专利内容由知识产权出版社提供 摘要：A method of ...
* It has EVACUATE button to start a manual fire alarm immediately. * It has battery low protection function, when battery voltage lower than 21VDC, battery will be cut off automatically until the mains power is on. * It has an optional GSM module for fire alarm by...