CCTV Camera Pros Geovision 8.5 Multicam Digital Surveillance System - Manual (Page 170)

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c. Click the smaller icon and repeat the step above to define the size of objects when
they are far from the camera.
You have now defined two sets of object sizes at the two ends of the line.
3. In the Setting section, there are two kinds of alarm modes:
„ Alarm Mode 1: The detected object slightly crosses the border of the defined region it is
about to enter.
„ Alarm Mode 2: The detected object is fully inside the defined region it just enters.
4. To set up alarm devices, configure any or both of the following options.
„ Invoke Alarm: Enable the computer alarm when an object enters the defined region. Click
the button next to the option to assign a .wav sound file.
„ Output Module: Enable an installed output device when an object enters the defined region.
Assign the output module and pin number.
5. To test your alarm settings, select Live from the Test Count drop-down list and click the Test
button to start testing. When the intrusion object is detected, the configured computer alarm or
output device will be activated. Use the Sensitivity slider to increase or decrease detection
sensitivity if the intrusion is not detected correctly.
6. To activate the function at certain times only, click the Schedule button and select Active
Schedule. For details, see Video Analysis Schedule later in this chapter.
7. Click OK to apply the setting.
8. Enable monitoring to start intrusion detection.
When the intrusion event is detected, the configured computer alarm or output device will be activated,
and the event will be recorded as Intruder in System Log for later retrieval.
More options in the Alarm dialog box:
„ Show Alarm Region: Displays the drawn lines on the preview image.
„ Never Recycle: When the option is checked, the alarm-triggered events won’t be recycled
even when disk space is full.