First, the alarm principle of security door
1 The burglar alarm system is a system that automatically detects the intrusion behavior in the protected monitoring area by physical method or electronic technology, generates alarm signals, prompts the personnel on duty to report the alarm area, and displays possible countermeasures.
2. It can be divided into infrared alarm detectors, microwave alarm detectors, passive infrared/microwave alarm detectors, glass breakage alarm detectors, vibration alarm detectors, ultrasonic alarm detectors, laser alarm detectors, magnetic switch alarm detectors, switch alarm detectors, video motion detection alarms, sound detectors and other types. Such as AD920C, HW-01g.
Second, the basic structure of security door alarm
1, anti-theft alarm system is an important facility to prevent accidents such as robbery and theft. In case of emergency, the location of the accident can be accurately displayed in the security control center through the acousto-optic alarm signal, which is convenient for taking emergency measures quickly.
2. The burglar alarm system, access control system, closed-circuit television monitoring system, visitor intercom system and electronic patrol system together form a security system.
3. The burglar alarm system usually consists of three parts: detector (also called alarm), transmission channel and alarm controller.
Third, the characteristics of security door alarm
1, the highest anti-theft level. At present, the intelligent entrance guard anti-theft alarm system with the highest protection level in the world, so far no one has successfully entered the system! It is a real product that annoys thieves. 12 patent, unique in China and unique in the world.
2, the installation is the simplest. Don't open the door, don't move the lock, and upgrade the ordinary security door to a smart security door in 20 minutes!
3. Make it the easiest to use. The original key will be automatically fortified when locking the door and automatically disarmed after unlocking, which will never change the normal living habits of the owner.
4. We are not afraid of thieves breaking the door, unlocking, breaking the lock, opening the cat's eye and turning the window, which overcomes the complicated technical means such as magnetic card, fingerprint, infrared ray and face recognition used in the traditional anti-theft system. And there will never be false positives and false negatives.
5, the anti-theft effect is the best. It is fundamentally different from the traditional anti-theft system to report to the police after burglary by truly preventing problems before they happen, and at the same time notifying the police to six mobile phones (informing the owners, neighbors, community police offices and other relevant personnel).
Fourth, the scope of use of security door alarm
1, in addition to the above distinction, there are other ways of division. In practical application, different types of alarm detectors can be reasonably selected according to different use conditions to meet different safety protection requirements.
2. As a sensing and detecting device, the alarm detector is used to detect the intruder's invasion behavior and various abnormal situations.
3. All kinds of intelligent buildings and ordinary buildings have many places that need safety precautions.
4, these places also have a variety of security purposes and requirements according to the actual situation. Therefore, various alarm detectors are needed to meet different safety requirements.
Now everyone has made a small series and knows the benefits and importance of installing a security door alarm! What are you waiting for? Go to the market to buy security doors and security door alarms.