Q:What are the problems with the surveillance camera?

Monitoring the failure of the camera performance for several aspects: ① power supply is not correct equipment failure. ② equipment line connection reasons. ③ the quality of the equipment or components themselves. If it is installed problems caused by the problem, you can solve, but if it is to monitor the camera's own reasons, it would return to the factory maintenance. Now many manufacturers have done a good job after-sales service, such as Hai Kang, Dahua, Zhong Ying Xin and so on.

Q:Ccd monitor how the camera and computer connection

2. Video camera needs a matching power supply, usually 12v.

Q:Monitor the camera in the monitor screen appears in the camera 001 what meaning

Specific recommendations to ask the two manufacturers of equipment. Personal feeling should be the camera with their own figures.

Q:How to clean the surveillance camera

Material: distilled water special cleaning agent lens paper lens rub recommended conditional deer skin (protect the lens does not wear off hair loss) method:

Q:Monitor the farthest distance from the camera can be far, which manufacturers out

Commonly used fixed lens camera lens focal length specifications are 4mm, 6mm, 8mm, 16mm, 25mm, viewing angle were about 80 degrees, 65 degrees, 50 degrees, 30 degrees, 15 degrees, the effective distance of 10 meters, 20 meters, 30 meters, 40 meters, 50 meters.

Q:What do I need to do with video surveillance systems?

The monitoring system is composed of a large part of the camera, transmission, control, display, record registration. The camera transmits the video image to the control panel through the coaxial video cable, controls the host computer and assigns the video signal to each monitor and video equipment, and can simultaneously input the voice signal to be transmitted into the video recorder. By controlling the host, the operator can issue commands to control the up, down, left and right movements of the pan / tilt and zoom in on the lens, and can be controlled by the host in multi-camera and PTZ Between the switch. The use of special video processing mode, the image can be input, playback, processing and other operations, so that the video effect to achieve the best.

Q:How quickly remember to monitor the camera model, to do business, such as the DS_2CD3T20D-I5 which is what is the Thank you

1.1 The model of the product should be in uppercase letters and Arabic numerals. The specific representation of each part of the model is shown in Figure 1.

Q:What does it mean to monitor the camera channel?

Such as: ordinary hard disk video recorders support 16 video signals, so that the back of the hard disk video recorder has 16 video input interface, the channel refers to the physical location of these video interfaces, generally from left to right sort.

Q:HD camera is said that his clarity, infrared camera is that it's night vision function, in order to highlight the main features of the name of a

3, PTZ is able to drive around the camera, up and down the rotation of the equipment, with it, you can achieve all-round camera within the classroom. In general, a fixed camera, can only see the classroom about 60% of the students, and the use of PTZ cameras can see the classroom in all directions and podium, blackboard. It can be mounted on a wall or ceiling. Selection of JIYEL produced JY-8009 indoor indoor pan / tilt, with a small size, beautiful appearance.

Q:An electronic surveillance camera every month to consume how much electricity

Connected with a computer, take the computer power. And some monitoring system needs a separate power supply, look at the instructions on it