[Abstract] With the development of science and technology, modern public safety protection equipment is becoming more and more technological. Pulse electronic fence is a new type of perimeter alarm product. It is not restricted by terrain environment and has high safety performance. It is widely used in residential areas, schools, airports, villas, military bases and other industries.
Working principle of pulse electronic fence
The pulse electronic fence system mainly consists of two parts: a controller that integrates pulse emission and alarm, and a front fence. Usually the controller is installed in the guard room or control center, and the front fence is installed along the original wall (such as brick wall, concrete wall or iron fence).
After the pulse host is powered on, the transmitter generates a high-voltage pulse or a low-voltage pulse and transmits it to the front fence. After a loop is formed on the front fence, the pulse is transmitted back to the receiving end of the pulse host. If someone invades or destroys the front fence, or cuts off the power supply, the pulse host will sound an alarm and transmit the alarm signal to other security equipment.
Analysis of the advantages of pulse electronic fence
Compared with traditional perimeter security products, pulse electronic fences have more advantages: for example, traditional infrared counter-radiation cannot block foreign intruders, and although high-voltage power grids can play a strong blocking role, they can cause human injury or even death due to the strong alternating current, which is very dangerous. While pulse electronic fences play a blocking role, they are harmless to the human body and can truly achieve blocking, deterrence and alarm. Its main features are as follows:
1. It has the characteristics of physical barrier, active counterattack, delayed intrusion, accurate alarm, etc.
2. Based on pulse mechanism, it has strong anti-interference ability and wide application range;
3. Adapt to any complex terrain environment and easy to implement.
Zero false alarm rate, high reliability (overcoming the technical defects of traditional infrared, induction, vibration cable, etc., the alarm is basically not affected by climate, terrain, trees, small animals, etc.)
There are no blind spots, no dead angles, and no loopholes. The front fence is a tangible fence that can be set up arbitrarily according to the ups and downs of the terrain.
Authoritative testing, no harm to human body under the premise of ensuring protection strength, safe and reliable, passed the type inspection of the Security and Police Electronic Products Testing Center of the Ministry of Public Security, passed the product quality technical standards certification of the Provincial Quality and Technical Supervision Bureau, and obtained the production and sales license for security products from the Public Security Department.
Based on the new perimeter protection concept of "blocking as the main and alarm as the auxiliary", the crime rate is reduced by defensive counterattack, and early response is achieved through strong blocking and accurate alarm.
It integrates the functions of "strong blocking, deterrence counterattack and intelligent alarm" Deterrence: the front fence with high-voltage pulse electricity gives a great deterrent to the intruder Blockage: the tangible fence brings a lot of obstacles to the intruder Alarm: in case of forced intrusion, the system will automatically send out sound and light alarm, and can be linked with other security systems (such as alarm host, video surveillance system, CCTV, 110 alarm, etc.).
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