User Manual

Chapter 11: Alarm settings
TruVision NVR 21(S/P) User Manual 101
Setting up external alarms
The recorder can be configured to record when an alarm is triggered by an external
alarm device (for example, PIR detector, dry contacts, etc.). Using PTZ linking, it can
trigger a PTZ camera to call a preset or shadow tour if motion is detected.
To set up external alarms:
1. From the menu toolbar, click Alarm Settings > Alarm Input.
2. Select the alarm input number of a TVN or an IP camera and enter the name of the
input, if required.
3. Select the alarm input type, NO or NC.
4. Check the Enable Alarm Input Setting box to enable the function and click Rule to
set up the rules for the cameras to be triggered, their alarm schedules, method of
alarm notification and PTZ function. The Rule pop-up window appears.
5. Select the cameras to be triggered when an external alarm is detected.
In the Rule window, click Trigger channel and select the cameras to be triggered
for recording when an alarm is detected. Click Apply to save the settings.
6. Select the arming schedules for the external alarm.
Click the Arming Schedule tab and select the day of the week and the time periods
during the day when an alarm input can be detected. You can schedule up to eight
time periods in a day. Default is 24 hours.
Click Apply to save the settings. Click Copy to copy the settings to other days of
the week and holiday period.
Note: The time periods defined cannot overlap.
7. Select the response method to an external alarm.
Click the Rule tab to define the method by which you want the recorder to notify you
of the alarm. Click Apply to save settings.
8. Select the PTZ camera function required in response to an external alarm.
Click the PTZ Linking tab. Select the PTZ camera as well as the preset, preset tour,
or shadow tour that is triggered when the alarm is detected.