Dahua NVR52-4KS2 Series User Manual page 397

Click Copy to to copy the settings to other channels.
5.12.7.1 Calculating Recording Time
Procedure
On the Rec Estimate page, click the By Space tab.
Step 1
Click Select.
Step 2
Step 3 Select the checkbox of the HDD that you want to calculate.
5.12.7.2 Calculating HDD Capacity for Storage
Procedure
On the Rec Estimate page, click the By Time tab.
Step 1
In the Time box, enter the time period that you want to record.
Step 2
In the Total Space box, the required HDD capacity is displayed.
Figure 5-256 By space
Figure 5-257 Recording time
Figure 5-258 By time
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User's Manual