Home security door sensors operation principle
Home security door sensors operation principle
August 8, 2022
August 2, 2022
Home security door sensors operation principle
The door sensor system is a safety alarm system. If the home security door sensors not noticed, the door sensor will not be easy to see. The so-called home security door sensors is actually a door sensor switch consisting of two parts: the smaller part is a permanent magnet that is used to generate a constant magnetic […]
May 23, 2022
How to install a wireless door contact sensor ?
The door sensor is an important part of the anti-theft alarm system. Generally, it is a wireless door contact sensor, which is divided into two parts, the sensor and the magnetic strip, and can be installed on the door and the door frame (window and window side).then let us tell you how to install the wireless […]
May 20, 2022
Magnetic door contact switch
magnetic door contact switch
May 16, 2022
Reed switch door sensor
Reed switch door sensor is a kind of device for security alarm. It consists of wireless transmitter and permanent magnet. It is used to detect whether doors, windows, drawers, etc. have been opened or moved illegally.The reed switch door sensors effectively protect people’s lives and property. The English name reed switch door sensor, there are two ways for […]
May 11, 2022
What is a combination smoke heat detector?
Fire Detector It is a device for detecting fires in the automatic fire alarm system for fire detection. The main classifications are smoke detectors, heat detectors, and combinationsmoke heat detectors. The temperature-sensitive fire detector uses the sensitivity of the thermal element to the temperature to detect the ambient temperature. It has a built-in single-chip microcomputer […]
May 8, 2022
What is a combination smoke heat detector?
smoke heat detector
May 4, 2022
fire detector heat alarm FAQ
What does a fire detector heat alarm do?A detector heat alarm is a fire alarm device designed to respond when the convected thermal energy of a fire increases the temperature of a heat sensitive element. … All heat detectors have this thermal lag. In addition, Heat detectors have two main classifications of operation, “rate-of-rise” and “fixed temperature”. […]
April 30, 2022
Manual alarm call point FAQ
Manual alarm call point
April 29, 2022
what is the purpose of strobe alarm in a fire sirena alarm system？
If we want to know about the the purpose of a strobe sirena alarm in a fire alarm system, at first, we must know what the strobe sirena alarm is. then, let me tell you.From its name may be derived its meaning, strobe alarm is alarm with flash light and sound alarm.OK, Then the question comes:what is […]