I. preface
"Security guard" is the public security system of specialized terminology, refers to the maintenance of public security, intrusion prevention, anti theft, sabotage, fire, riot and security checks and other measures.
In order to achieve the anti intrusion, theft, destruction, and so on purpose, we use electronic technology, sensor technology and computer technology-based security technology equipments and constitute one of the system, making it the best function for perfect installation of security work. TV monitoring system is a security technology in an important component is an advanced, prevent ability strong comprehensive system, it can be remote-controlled camera and its auxiliary equipment (head, camera, etc.) directly to watch monitored premises, at a glance; at the same time it can be monitored premises of image and sound records, in whole or in part, this is the future for certain events provides convenient conditions and important basis, while TV monitoring system with alarm and other security and protection system running so that the guard interlocking capabilities.Security technology of materials, equipment and systems from its composition can intruders do rapid response, and the timely detection and arrest of offenders, the criminals have a strong deterrent.
And security technology and discover hidden dangers and prevent accidents, reduced accident and fire prevention, it is the public security work in a very important means of prevention. Especially in the modern technology of highly developed today, crime more intelligent, more subtle means to enhance modern security technology becomes even more important.Second, the need for system design
Hotels, guesthouses and other units because of the nature of the work, its mainly for guest accommodation, catering, entertainment, leisure, out of wide range of field personnel and accounting for the vast majority of guests, and the criminals who happens to take advantage of this environment, dive hotel, hotel rooms for modus, a direct impact on the guest's personal safety and property security, directly affect the reputation of the hotel, hotel; financial room, front desk and so is the cash flow of the main premises, establishment of video monitoring, alarm and communication of safety protection system is a proven means of defence; at the same time preventing the installation of fire alarm system, fire in the bud is fight, in a timely manner to avoid significant fire accidents.
III. system design
TV monitoring alarm system consists of a camera (and sometimes pickups, alarm detector), transmission parts, control, display and record section, etc.
In each section also contains more specific equipment or parts.1. the camera section
Picture taking part is the leading edge of TV monitoring system, the entire system of the "eyes".
It lay in the monitored sites of a certain location, so that it can cover the entire field of view angle of the monitored the various parts of the body. Sometimes, the monitored premises area is large, in order to save the number used by the camera, the simplified transfer system and the control and display systems, cameras to install electric (remote) variable focal length (zoom) lenses, the camera can observe distance farther, more clearly, and also put the cameras installed in electric head, controller of control, you can make head-driven thinking camera for horizontal and vertical directions of rotation, so that the camera can override to angle, area larger. In short, the camera is like the whole system of the eye, to monitor content becomes image signal, transmitted to the control center of the monitor.Protection point:
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