Dahua HDBW2831R-ZAS, Operation Manual

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Operation Manual
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Table 4-12 Description of day and night parameters
Parameter Description
Mode
You can select device display mode from Color , Auto , and B/W .
Day & Night configuration is independent from profile management
configuration.
●
Color : The system displays color image.
● Auto
: The system switches between color and black-and-white
display according to the actual condition.
● B/W
: The system displays black-and-white image.
Sensitivity
This configuration is available only when you set Auto in Mode .
You can configure camera sensitivity when switching between color and
black-and-white mode.
Delay
This configuration is available only when you set Auto in Mode .
You can configure the delay when camera switching between color and
black-and-white mode. The lower the value is, the faster the camera
switches between color and black-and-white mode.
Step 3 Click Save .
4.5.1.1.7 Zoom and Focus
Initialize lens to adjust zoom and focus. Only PTZ camera supports lens initialization.
Step 1
Select Setting > Camera > Conditions > Conditions > ZoomFocus .
Figure 4-39 Zoom and focus
Step 2 Configure zoom and focus parameters.
Table 4-13 Description of zoom and focus parameters
Parameter Description
Digital Zoom
Select On to enable digital zoom function.
After the optical zoom reached the upper limit, enable digital zoom
function, you still can do digital zoom operation.