Comelit MPTZ37IR Manual Del Usuario página 11

(2) Attempting to view 2 subjects which are far and near at the same time;
(3) The target is a brightly lit object, such as a neon lamp, etc.;.
(4) The camera's dome is covered with water droplets or dust;
(5) Targets are moving quickly;
(6) Large area targets without much detail, such as wall;
(7) Targets which are too dark or faint.
BLC (Back Light Compensation)
If a bright backlight is present, the target in the picture may appear dark or as a silhouette. The
BLC function can enhance the target in the center of the picture; the dome uses the center of
the picture to adjust the iris. If there is a bright light source outside this area which tends to wash
out to white, the camera will adjust the iris so that the target in the sensitive area will be properly
exposed.
Iris Control
The camera features automatic camera aperture (iris). The camera senses changes in ambient
light and automatically adjusts the lens aperture to make the brightness of the output image
stable.
Ratio Speed
Intelligent pan and tilt speed is variable dependent on the zoom factor. When zooming in, the
speed will become slower and when zooming out, the speed will become faster.
Pan Scan
The dome continuously scans 360°clockwise at set speed in horizontal direction, under the
condition that the pitch angle remains the same. While scanning, the operator can move the
joystick to exit from the scanning mode.
Preset
Once the camera has been programmed with specific location presets, it can automatically move
to the predefined positions when presets are called from a PTZ controller or DVR.
Tour
The dome runs a Tour according to the specific presets which the user has programmed, in the
order they are set to run.
A-B Scan
The dome scans back and forth between 2 preset points ( A-B points) in both horizontal and
8