How do digital video surveillance systems power?
Digital video surveillance system is divided into integrated power supply and single power supply. A single power supply is supplied by a dedicated circuit which is no longer powered by other loads. Integrated power supply is the collection of all monitors, the advantages are more beautiful and generous, there will be no exposed threads. Integrated power supply is now used.
Power supply chant...... How do you want to power it?At the beginning of the wiring, you must leave the cable plug and the power connector.
Digital video surveillance system is based on the "camera", an advanced image acquisition tool, combined with sound listeners. A new security automation technology based on alarm detectors and some system control devices.
Digital video surveillance is divided into analog monitoring and digital network monitoring;There are two kinds of analog control power supply, a centralized power supply, switching power supply is used in the back-end 12V for each camera power supply, the other is a power supply is used to respectively, 220V alternating current camera nearby, with a small transformer for 12V.Digital network monitoring is to use the network cable directly from the back to the camera next to its power supply is centralized mode, but do not re run the power line, using the cable line 7, line 8 as the power line.
