5.4.3. Reference point
Reference point alarm is a tampering alarm used to detect if the sensor has moved or been covered. Reference point alarm is
only possible when the product is aligned in a manner where there is a reference object and the signal stability is good.
1.
In the Alarm settings tab, open the Reference point sub tab.
2.
Press "+ Add reference point". Input fields appear on the right.
3.
Enter distance to reference point.
4.
Enter target variance, the maximum allowed change in distance relative to the reference point before the alarm is trig-
gered.
5.
Enter alarm delay, the time which the reference point must be faulty before alarm is sent. To avoid false alarms, the
alarm delay should be significantly different from the time of a standard object passage.
6.
Press the Add button to confirm the settings.
7.
Create Alarm actions for the reference point by pressing "+ Add action". Input fields appear on the right.
8.
Choose action event type, "Relay action" or "Connect to URL". For relay action, go to point 11.
9.
Enter desired alarm enable URL, for example the VMS server.
10. Depending on VMS, alarm disable URL may be needed.
11. Press the save button to confirm settings.
12
Summary of Contents for GJD515
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