Dahua IPC-HFW2431T-ZS-S2, Руководство по эксплуатации

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5.1.1.2.2 Setting Record Control
Set parameters such as pack duration, pre-event record, disk full, record mode, and record stream.
Make sure that the SD card is authenticated before recording if you use Dahua smart card. For
details, see "4.5.2.5 Path".
Procedure
Step 1 Select Setting > Storage > Record Control.
Figure 5-5 Record control
Step 2 Set parameters.
Table 5-1 Description of record control parameters
Parameter Description
Pack Duration The time for packing each video file.
Pre-event Record
The time to record the video in advance of a triggered alarm event.
For example, if the pre-event record is set to be 5 s, the system saves
the recorded video of 5 s before the alarm is triggered.
When an alarm or motion detection links recording, and the
recording is not enabled, the system saves the video data within the
pre-event record time to the video file.
Disk Full
Recording strategy when the disk is full.
●
Stop : Stop recording when the disk is full.
●
Overwrite : Cyclically overwrite the earliest video when the disk
is full.
Record Mode
When you select Manual , the system starts recording; when you
select Auto, the system starts recording in the configured time
period of record plan.
Record Stream Select record stream, including Main Stream and Sub Stream.
Step 3 Click Save.
5.1.1.2.3 Setting Record Linkage
On the alarm event setting page (such as the motion detection page), select Record and set
Record Delay to set alarm linkage and record delay.
Operation Manual
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