Bosch FW5, Руководство пользователя программного обеспечения

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44 en | Camera Camera Browser Interface
AM18-Q0605 | v5.0 | 2011.07 Software manual Bosch Security Systems
9.4 ALC
ALC mode
Select the mode:
– Fluorescent 50 Hz
– Fluorescent 60 Hz
– Outdoor
ALC level
Adjust the video output level (-15 to 0 to +15).
Select the range within which the ALC will operate. A positive
value is more useful for low-light conditions; a negative value is
more useful for very bright conditions.
9.4.1 Exposure/frame rate
Auto exposure/frame rate
Select to let the camera automatically set the optimum shutter
speed. The camera tries to maintain the selected default
shutter speed as long as the light level of the scene permits.
Select the minimum frame rate for automatic exposure:
– 1.6 to 1/25 ips
or
– 1.9 to 1/30 ips
The values available depend on the value set for the Base Frame
Rate in the Installer Menu .
Fixed exposure
Select to set a fixed shutter speed.
Select the shutter speed for fixed exposure:
– (1/25, 1/50, 1/100, 1/250, 1/500, 1/1000, 1/2000, 1/5000,
1/7500, 1/15000)
or
– 1/30, 1/60, 1/120 1/250, 1/500, 1/1000, 1/2000, 1/5000,
1/7500, 1/15000)
The values available depend on the value set for the ALC mode.
9.4.2 Day/night
Auto - the camera switches the IR cut-off filter on and off
depending on the scene illumination level.