The installation of fire detectors and manual call points is one of the main part of the installation of fire alarm and linkage system. With the development of intelligent fire-fighting technology, there are more types of fire detectors and manual push buttons, and the installation and wiring method may be different. 1.Method for determining the
How to build up security service center? It is easy to build up security service center based on HB security equipment. HB company has developed two sets of specialized cluster servers which provides uninterrupted and stable transfer service for mobile apps without fixed IP Internet access or for the security service. Meanwhile, it pre-installs the
There are different beams quantity such as 2 beams, 3 beams, 4 beams, 6 beams and 8 beams of photoelectric beam sensor. So, how many beams should I choose? The more beams means higher of protection height and longer of detection distance. For example, if the distance between two infrared holes is 35mm, then, for
1.False alarm caused by improper design and installation of alarm system Problems of equipment installation location, installation Angle, protective measures and system wiring, etc. (1)When the passive infrared intrusion detectoris installed in front of the air conditioner or ventilator, it will cause false alarm of the system. (2)Outdoor active infrared detector is not properly protected
Introduction of burglar alarm system 1.What constitutes a burglar alarm system? The anti-theft alarm system consists of perimeter prevention and alarm system, community monitoring system, patrol management system, visual intercom system, detection system, anti-theft alarm host, infrared anti-theft detector, etc. 2.Type of household burglar alarm detectors It includes active infrared detector, passive infrared detector, microwave
Electrical fire monitoring system refers to the system that can send out alarm signal, control signal and indicate the alarm location when the detected parameters in the protected circuit exceed the alarm setting value. Different from the traditional automatic fire alarm system, the modern intelligent electric fire monitoring system alarms can avoid fire accident cause
Many DVR and NVR have alarm input and output function, and can be connected to a variety of wired sensors, such as door magnetic contact, smoke detector, infrared beams, motion sensor, alarm output can be connected to alarm lights, alarm horn, alarm siren strobe. 1.From the DVR or NVR panel, you can see whether there
The two signal wires of the fire alarm do not distinguish between positive and negative poles. But the two wires can not be shorted. In the same loop, the signal wires can be connected with tree form or network form. The installation of point type smoke and heat fire detectors shall meet the following requirements.
The plant area covers an area of hundreds to thousands of square meters, and the perimeter of the fence is more than hundreds meters long. In order to prevent unnecessary losses caused by the invasion of criminal personnel, it is necessary to install infrared beams in the plant area for perimeter protection. Solar energy full
We regard the detector and alarm host of the security system as the front-end part, from the alarm host to the alarm receiving center as the transmission part, and the alarm receiving center as the back-end management platform part. Once all kinds of triggering events of the user end in the community, such as anti-theft
For store or shop security solution, we suggest to install a wireless shutter door magnet at the main entrance of the shop, a number of solar passive infrared detectors at the sensitive places of the shop, a wireless emergency button at the concealed position of the cash register, the GPRS network alarm host fixed on