Black BLK-PTZ12X Guia de Instalação descarregar pdf (Página 137)

User Manual

135

3.5.8 Camera— Exposure

In the Exposure Mode setting page, users can select either the <Full Auto>

mode or adjust the parameter of the Shutter/Iris/Bright Priority mode for

optimized video output in accordance with the operating environment.

Full Auto Mode

In this mode, the camera’s Shutter Speed, IRIS and AGC (Auto Gain Control)

control circuits work together automatically to get consistent video output level.

Shutter Priority Mode

In this mode, it is shutter speed that takes main control of exposure. The range

of shutter speed is from 1/10000 to 1/60. Users could select suitable shutter

speed according to the environmental illuminance.

Gain Priority Mode

In this mode, it is gain that has premier priority in control of exposure. The value

of iris is adjustable from F1 to F15.

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Black BLK-PTZ12X Guia de Instalação Página 137