Auto Iris Lens Speed Control (Speed) - Watec WAT-233 User Manual

3.2.2 Auto Iris Lens Speed Control (SPEED)

Set the diaphragm control speed of auto iris lens (SPEED). Use LEFT/RIGHT key to adjust the control speed of the lens diaphragm by moving the cursor.
*Default : 55
SPEED
The smaller the set value, the slower the control speed, and the larger the set value, the faster the control
speed.
000-255
*When the set value is too large, the control speed will be faster, but it will cause hunting and overshoot.
○Auto iris lens adjustment procedure
When installing the DC iris lens, adjust the lens apperture according to the following procedure.
Please note, for DC iris lens and video iris lens, adjustment method is different each other.
○DC iris lens adjustment procedure
The procedure for adjusting the DC iris lens is as follows.
(1)Mount the DC iris lens
(2) Camera
Configuration
(3) Hunting
NG
(4) Lens Aperture Control
Speed Setting
(5)Lens Aperture
Setting
(6) Adjustment
Completed
And please note that when the set value is too small, the operation will be delayed and it may stop.
(1) Mount the DC iris lens to the WAT-233.
(2) Set the OSD settings as follows;
・Set "3.3 Shutter/Gain Settings (SHUTTER/AGC)" setting to AUTO.
・Set "3.3.1.1 Shutter Speed (SHUT)" setting to 1/60s.
(3) When hunting occurs in which the screen continually brightens or darkens in the actual
usage environment, proceed to step(4). When you get the image properly please proceed to step(5).
(4) When hunting occurs, the control speed of the lens aperture might be too fast, reduce
the set value of "3.2.2 Auto Iris Lens Speed Control (SPEED)" until hunting stops.
OK
(5) Adjust the lens aperture. Adjust the lens aperture with "3.3.1.2 Brightness Setting (BRIGHTNESS)".
While checking the monitor, adjust "3.3.1.2 Brightness Setting (BRIGHTNESS)" to have the optimum
brightness image.
(6) The adjustment is completed. Save the setting.
OPERATION
10