system sensor smoke detector

Smoke detector is typically powered by batteries or by being connected to the building's electrical system. Some smoke detectors have a built-in battery backup in case of a power outage. They can be either standalone units or interconnected with other detectors in the building, so that when one detector is triggered, all the interconnected detectors will sound their alarms.

There are two main types of smoke detectors: ionization and photoelectric. Ionization smoke detectors use a small amount of radioactive material to ionize the air inside the detector. When smoke enters the chamber, it disrupts the ionization process, triggering the alarm. Photoelectric smoke detectors use a light source and a light-sensitive sensor. When smoke enters the chamber, it scatters the light, causing it to be detected by the sensor and triggering the alarm.

It is recommended to have smoke alarms installed in every bedroom, outside each sleeping area, and on every level of a home or building. Regular maintenance is crucial to ensure the proper functioning of smoke detectors. This includes testing the detectors regularly, replacing batteries as needed, and cleaning the detectors to remove dust and debris that can interfere with their operation.

In addition to smoke detectors, it is also important to have a fire escape plan in place and to practice it regularly with all occupants of the building. This includes identifying multiple escape routes, designating a meeting point outside the building, and teaching everyone how to safely exit in the event of a fire.

Overall, smoke detectors are essential safety devices that provide early warning of a fire and can greatly increase the chances of a successful evacuation. It is important to install and maintain smoke detectors properly to ensure their effectiveness in protecting lives and property.

Smoke Alarm Product Description

•1 year battery life time
•DC 9V battery operated
•Photoelectric chamber of early detection from all   directions.
•Loud>85db(A)alarm signal(3M)
•Flash alarm indicator(red LED)
•Test/Hush associative button
•Low Battery signal
•Replaceable battery 1Y/3Y/5Y
• N.W.: ≈ 124g（include battery）
• Dimensions: Ф100*37mm

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