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1.1.2 Basic working parameters
Item
parameters
Input voltage
12V
Video input
75Ω
impedance
Video output
1Vp-p
SATA interface
of hard disk
Working
-10----50℃
temperature
0—2V
I/O interface
5V-30v
RS485 serial
port
Chapter II: Environmental adaptation
In order to ensure safe application of DVR and obtain satisfactory service performance, prolong the
service life of device, customer should fully consider the following factors when install the device:
1)
When the device is installed and operated, all specifications of electronic product and the
requirements of vehicle and other connecting device should be followed;
2)
Power supply and grounding:
Never use wet hand to touch power supply and video recorder.
Never drop liquid on video recorder, otherwise short circuit inside device or fire may be resulted.
Never pile other object on video recorder.
Use soft dry cloth to clean video recorder, never use chemical solvents.
After the power cable of video recorder is connected to power socket, there is still voltage inside
the device even if the video recorder has not been started.
If the device is not to be used for long term, it is preferred to fully disconnect the power supply of
video recorder, and unplug the power cable from the power socket.
Working
DC 12V.
The video input impedance of each channel is 75Ω.
Output one 1Vp-p CVBS analog signal.
Two SATA interfaces, support SATA hard disk with mainstream
capacity
It is environmental temperature under good ventilation condition.
It is low level alarm.
It is high level alarm.
Support PTZ protocol Pelco-D, Pelco-P
Description
Page 8 of 49
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