Dahua NVR52-4KS2 Series User Manual page 350

Step 2 Select a channel and then click
Click Setting next to Schedule to configure the alarm schedule.
Step 3
Step 4 Configure alarm linkage. For details, see Table 5-50 .
Click Apply.
Step 5
5.10.5.5 PIR Alarm
PIR function helps enhancing the accuracy and validity of motion detect. It can filter the
meaningless alarms that are activated by the objects such as falling leaves and flies. The detection
range by PIR is smaller than the field angle.
Background Information
PIR function is enabled by default if it is supported by the cameras. Enabling PIR function will get
the motion detection to be enabled automatically to generate motion detection alarms.
Procedure
Step 1 Select Main Menu > ALARM > Video Detection > PIR.
Figure 5-211 Scene changing
to enable the function.
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