Day/Night Function(Day/Night); Day Mode (Day); Night Mode (Night) - Watec WAT-233 User Manual

3.8 Day/Night Function(DAY/NIGHT)

Set the Day/Night function (DAY/NIGHT). The Day/Night function improves the sensitivity of the camera by removing the IR cut filter and taking the image
including the wavelength in the infrared region when the ambient illuminance decreases at night, and it can improve the visibility at night. Also, by
combining with an external infrared emitter, you can further improve the sensitivity of the camera.
Use the LEFFT / RIGHT keys to select from DAY, NIGHT, and AUTO.
*Default : DAY
DAY Mode

3.8.1 Day Mode (DAY)

Day mode operates as a normal color camera because the IR cut filter is always inserted regardless of ambient brightness. Even at low illuminance,
it will not switch to night mode.

3.8.2 Night Mode (NIGHT)

Set the night mode (NIGHT). The IR cut filter is always out of state irrespective of ambinent brightness, and the image is in black and white state.
When NIGHT is selected, pressing the ENTER key displays the NIGHT SETUP menu. Use the LEFT /RIGHT keys to select ON / OFF of the burst in the
Night mode.
*Default : OFF
DAY/NIGHT BURST
OFF
NIGHT
ON
DAY mode
BURST = OFF
No burst signal is added.
Add a burst signal. On some monitors and image capture boards, video signals without color bursts may
not be accepted. In that case, turn on BURST.
*When using a displayable device even if there is no color burst, BURST is recommended to be OFF before
starting to use.
LEFT/RIGHT
NIGHT Mode
LEFT/RIGHT
LEFT/RIGHT
OPERATION
33
AUTO Mode
NIGHT mode
BURST = ON