HIKVISION DS-7600NI-I2 Series User Manual page 66

Event Name
Line Crossing Intrusion detection function
Detection detects people, vehicles or
other objects that enter and
loiter in a pre-​ d efined virtual
region. Specific actions can be
taken when an alarm is
triggered.
Intrusion Line crossing detection detects
Detection people, vehicles, and objects
crossing a set virtual line. The
detection direction can be set
as bidirectional, from left to
right or from right to left.
Network Video Recorder User Manual
Table 13-3 Perimeter Protection Events
Event Description Rule Configuration
a. Select a rule number.
b. Use the tool bar at the top of image to draw
the detection line. If Max. Size or Min. Size
is configured, only targets that meet the
size requirement can trigger alarms.
c. Set Direction and Sensitivity.
Direction
For A<->B, only the arrow on the B side
shows. When an object goes across the
configured line with both directions can
be detected and alarms are triggered.
For A->B, only the object crossing the
configured line from the A side to the B
side can be detected. For B->A, only the
object crossing the configured line from
the B side to the A side can be detected.
Sensitivity
The higher the value is, the easier the
detection alarm can be triggered.
d. Optional: Select Detection Target as Human
or Vehicle to discard alarms which are not
triggered by human or vehicle.
e. Optional: Repeat the above steps to set
another one.
a. Select a rule number.
b. Use the tool bar at the top of image to draw
the detection area. If Max. Size or Min. Size
is configured, only targets that meet the
size requirement can trigger alarms.
c. Set Time Threshold and Sensitivity.
Time Threshold
The time an object loiter in the region.
When the duration of the object in the
defined detection area exceeds the
threshold, the device will trigger an
alarm.
Sensitivity
49