Q:What's the reason for the closed-circuit surveillance image?

This situation is expected to occur when the line is subjected to high voltage interference, or when the interface is not in good contact

Q:How to maintain the security monitoring system?

Each quarter, a dust cleaning equipment, monitoring equipment to sweep the dust exposure, to remove the dust on the hair thoroughly camera, protective cover and other components, followed by anhydrous alcohol cotton each lens clean, adjust the clarity, to prevent the operation of the machine, electrostatic and other factors will be dust inhalation monitoring equipment to ensure the machine body, normal operation. At the same time check the monitoring room ventilation, heat dissipation, dust, power supply and other facilities. The outdoor temperature should be 60 ~ from-20 DEG C, relative humidity should be 10% ~ 100%; the indoor temperature should be controlled at 5 35 DEG C, relative humidity should be controlled at 10% ~ 80%, leaving the room monitoring equipment for an environment

Q:I'd like to have a closed-circuit monitoring at home

Camera, one, power line, video line, 2 BNC connectors, a hard disk video recorder, a 160G hard disk

Q:Video security monitoring system component

Video security monitoring system is composed of four main parts: front end, transmission, control and display record. The front part includes one or more cameras and supporting the lens, Yunnan, protective cover, drive transmission includes decoding; cable and / or cable, and the cable / wireless signal modulation and demodulation equipment etc.;

Q:CCTV can generally monitor how far it is?

Storage time: according to the size of the hard disk, just like a cylinder, the cylinder is large and the water is small. It is also different from compressed format, and the file size is different.

Q:The difference between the electronic police and the closed circuit television surveillance in Guangzhou traffic police

Electronic police: refers to the automatic camera, and to determine whether your car is illegal electronic instruments, are automatically recorded violations of information.Generally used in: red light running, speeding, violation, change lines and so on.CCTV: refers to a camera that can adjust the angle and focus of a camera. It is used to monitor the traffic flow, and to determine the responsible party after the accident has occurred.

Q:What is the difference between closed-circuit monitoring and network monitoring?

Network video monitoring system used for flexible (mainly by IP broadband network), multiple users can share a set of center control platform, user input, easy to use, users can browse and remote control, any Internet where principle can browse and control. It also introduces many new technologies (such as digital image recognition technology), to make up for the lack of traditional video surveillance system, provides the value-added service ability, expands the function and scope, improving the performance and intelligent system.

Q:How can the CCTV surveillance video be deleted?

Format the hard disk (all videos are empty)Right main menu - management tools - hard disk management - formatting, hard disk operation, all the video on all deleted

Q:In security surveillance, what is the difference between a hemisphere camera, a gun camera and a ball camera?

The biggest difference between the ball and the top two is that the ball can be controlled by the control keyboard. It is usually installed in the large hall which needs to be monitored and has large outdoor area. The general bolt and the price of almost half. Cheap point on a few hundred, and the good will be two thousand or three thousand. But the ball will be very expensive, made thousands of good brand, will reach two or three million taiwan.

Q:How to make closed-circuit monitoring into remote monitoring?

The application domain name address, domain name resolution in support of the operators in a VCR or router to see, to apply for a domain name address on the site, then the domain name registration information corresponding to the input video or analytical router settings window. This allows you to access remote access control with the requested domain name address.