Vision Hi-Tech VD120TH-12, Инструкция по эксплуатации

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2. Warnings & precautions 1. Special features of the model
Extremely high resolution 530TV Lines
This camera offers an extremely high resolution of 530TVL at daytime in Color
image and 570TVL at nighttime in B/W image.
Auto IRIS (DC iris lens)
This automatic function optimizes the amount of light reaching to a CCD by driving
the lens that has a mechanical shutter control built-in.
True Day & Night
The image converts automatically from Color to B/W at 4-5Lux darkness.
This function maintains the picture quality at daytime true Color and noiseless clear
B/W image at nighttime enhancing the sensitivity and resolution up to 570TVL.
Privacy Function
The privacy function enables you to select and record only choosen area among 4 areas.
Excellent sensitivity
By using a Sony Super HAD, the camera offers an excellent sensitivity of
0.3lux/F1.2 (0.1Lux BW).
DNR
With a new Dynamic Noise Reduction technology used for this camera, the amount
of low illuminance noise has been significantly reduced, and the signal-to-noise ratio
(S/N ratio) as well as horizontal resolution have been dramatically improved,
resulting in a clear and sharp image display even in the dark.
SENS-UP (0.3Lux~ 0.0002 Lux at 128x~2x Fields)
Sens-up helps maintain a bright, clear screen image by automatically detecting
changes in the level of light in low light level conditions. Sensitivity can be
dramatically improved up to 0.0002 Lux by adjusting the fields to 128 x /max.
Additional functions
Mirror on/off, Sharpness adjustment and Sync (Int/LL) selection functions are built-in.
Easy to use OSD (On Screen Display) menu
A variety of beautiful functions built-in are all easily controlled by selecting text
displayed on the monitor.
Please read the manual carefully before the installation in order to set up the
camera correctly and to achieve the best picture quality.
Follow these safty instructions. This will help prevent possible damages from
improper use.
Please keep the manual in good condition for your future reference and service
application.
Installation and services should only be carried out by an authorized personnel
according to local safety regulations.
Repairs and adjustments of the camera should be conducted by an authorized
personnel.
Avoid installing the camera at extremely hot or cold places.
If you are not a certified person, never try to dismantle the camera. To avoid
electric shock, never remove the screws or covers. There are no parts inside
that need maintenance by the user. Qualified personnel should conduct all
maintenance.
Please give a special attention to keep the unit from dangerous drop or
external shock during the process of transportation or handling.
Never try to touch the camera in wet hand. It may cause an electric shock.
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Make sure to use a regulated 12VDC power source.
Check the power with the power tester to make sure if the power supply gives an
exact 12VDC regulation. Even sometimes, UL marked power supply unit generates
unregulated power causing the camera to burn in many cases.