User's Manual

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Step 3 Configure tripwire parameter.
Table 5-30 Description of tripwire parameter
Parameter
Description
Period
Set the alarming period to enable alarm events in the defined period.
1. Click Setting, and then the Period interface is displayed.
2. Enter the time value or press and hold the left mouse button, and drag
directly on the setting interface. There are six periods for each day.
Select the checkbox next to the period for it to take effect.
3. Select the day of week (Sunday is selected by default; If All is selected,
the setting is applied to the whole week. You can also select the
checkbox next to the day to set it separately).
4. After completing the setting, click Save to go back to the rule
configuration interface.
Direction
Configure the tripwire direction. You can select A->B, B->A or A<->B.
Alarm Track
Select the checkbox, and there will be alarm tracking when a smart rule is
triggered.
Track Time
Set the alarm tracking time.
Record
Select the checkbox, and when an alarm is triggered, the system will start
recording automatically. Before using the function, you need to set the
recording period of the alarm in Storage > Schedule, and select Auto for
Record Mode on the Record Control interface.
Record Delay
When the alarm is over, the recording will continue for an extended period
of time. The value range is 10–300 s.
Relay-out
Select the checkbox, and you can enable the alarm linkage output port, and
link corresponding relay-out devices when an alarm is triggered.
Alarm Delay
When the alarm is over, the alarm will continue for an extended period of
time. The value range is 10–300 s.
Send Email
Select the Send Email checkbox, and when an alarm is triggered, the
system sends an email to the specified mailbox. You can configure the
mailbox in Setting > Network > SMTP (Email).
Snapshot
Select the checkbox, and the system will automatically take snapshots in
case of alarms. You need to set snapshot period in Storage > Schedule.
Step 4 Click Save.
5.5.5.2 Intrusion
Intrusion includes crossing areas and in-area functions.
● Crossing area means an alarm will be triggered when a target enters or leaves the area.
● In-area function means an alarm will be triggered when a specified number of targets appear in a
set alarming area at a given time. In-area function only counts the number of targets in the
detection area, regardless of whether they are the same targets.
● For the reporting time interval of the in-area functions, the system will trigger the first alarm and
then detect whether the same event occurs in the interval period. If no same event occurs in this
period, the alarm counter will be cleared.
Similar to the warning line, to detect an entry/exit event, a certain movement space should be