Dahua HWS800A, User Manual

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25
Figure 4- 21
Parameter Function
Shutter mode Currently only support single shutter.
Exposure mode You may also customize exposure.
Gain mode

Automatic gain, the system will be based on actual ambient brightness,
automatically adjust the gain in the value range is set. Such as setting up 25,
the system automatically adjusts the gain value using
≤25.

Fixed gain, adjusted in accordance with fixed gain settings. Such as setting up
25, then the system will use 25 fixed and will not change.
Figure 4- 22
Parameter Note
Work Mode
Select flashlight work mode, include
：

Flash: Flash is not enabled.

Always flash: Flash always effective.
Auto Flash: the flash automatically according to the brightness.
Work Value Set trigger flashlight duration.
Trigger Mode
Flashlight trigger level, as high level and low level. Currently only
supports low level trigger.