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76 TruVision DVR 40 User Manual
When setting up the alarm relay output, you need to set the alarm output time delay. This delay is the
time that the alarm output continues after the alarm itself has been deactivated. Consequently the
actual alarm output time consists of the alarm input time and alarm output time delay.
External alarm input
To setup an external alarm input
1. In the Alarms menu go to the Alarm Input list box and select one of the alarm inputs listed.
2. Go to the Input Type list box and press F1 or left-click the mouse. Depending on the sensor type,
select either NO or NC. Default is NO.
3. Select the Alarm check box and press Enter or left-click the mouse to enable (

) the selected
alarm input. If the alarm input is enabled, the Rules and PTZ Link setup buttons become activated.
4. To set the alarm schedule
a. In the Alarms menu go to the Rules setup button and press Enter or left-click the mouse. The
Alarm Input Rules submenu appears.
b. Select the cameras from which you want to record an alarm input. Press Enter or left-click the
mouse to enable (

) or to disable the camera channel.
Caution: For a channel to be able to record an alarm, the recording option and the record
type must first be enabled in the Record Schedule menu, such as Alarm or one of the other
options available. See“To setup a camera’s recording schedule” on page 63 for further
information.