User's Manual

Table Of Contents
H.265 25-ch 4K Network Video Recorde with 16-Port PoE
NVR-2500 Series
164
Figure 5-68 1
Step 3: Click "EnableRule Setting ", to set the rule of line crossing detection,
the specific steps are shown below:
1. In the "Rules" drop-down list, select any rule as you need. In the "Rules"
drop-down list, select any rule as you need.
Line crossing detection can set 4 rules.
2. Set the Time Threshold (Seconds) and sensitivity of the rule.
Sensitivity: It is used to set the size of the control target object. The
higher the sensitivity, the easier the object is judged to be the target
object. The lower the sensitivity, the larger the object will be judged as
the target object. The sensitivity can be set in the range of 0-100.
Direction: There are three options: "A <-> B (bidirectional)", "A-> B",
"B-> A", which refers to the direction in which an object passes through
the warning area to trigger an alarm.
"A<->B (Bidirectional) " Indicates that the alarm is triggered in both
directions.