|Place of Origin:||China|
Payment & Shipping Terms:
|Minimum Order Quantity:||200 pieces|
|Price:||US $9 - 12 / Piece|
|Packaging Details:||Paper carton|
|Delivery Time:||10-15 working days after payment or receipt of L/C|
|Payment Terms:||L/C, T/T, Western Union,Paypal,Credit card,Debit card|
|Supply Ability:||50000 Pieces per Week|
|Alarm Concentration:||0.65～15.5%FT||Working Humidity:||10～90%|
fm standards fire protection,
automatic fire protection systems
Industrial Civil Buildings Smoke Detector FM 200 Fire Alarm System
The smoke detector is designed to sense smoke that comes into the detector area. It does not sense gas, heat, or flame.The smoke detector is designed to give early warning of developing fires by giving off the alarm sounds from its built-in alarm horn. It can provide precious time for people to escape before a fire spreads.
The smoke detector is that with smoke as the main target of detection, applicable to the place there is smoldering stages early in the fire.
The detector is suitable for such industrial and civil buildings that have a great deal of smoke during fires but no smoke under normal circumstances, such as computer rooms, communication machine rooms, libraries and archives.
A smoke detector is an electronic sensing device that detects the presence of smoke caused by a fire. It is designed to detect smoke particles in the air and signal an alarm, alerting occupants of a potential fire.
There are two main types of smoke detectors: ionization detectors and photoelectric detectors. Ionization detectors use a small amount of radioactive material to ionize the air within a sensing chamber. When smoke enters the chamber, the ionization process is disrupted, triggering the alarm. Photoelectric detectors use a beam of light that reflects off smoke particles and triggers the alarm when the light is scattered in a specific pattern.
Smoke detectors can be battery-operated or hardwired into a building's electrical system. Some detectors also have a backup battery in case of a power outage.
Smoke detectors are an essential safety feature in homes and commercial buildings. They provide early warning of fires, allowing occupants time to evacuate safely and minimizing damage to property. It is important to regularly test and replace the batteries in smoke detectors, as well as follow the manufacturer's instructions for installation and maintenance, to ensure proper functioning.