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![](https://files.manualsfile.com/99770436-sdzw2000t-sl/bg78.png)
112
Figure 4-87
Step 2
Click “Draw Rule” to draw rules in the monitoring image.
Note
Click “Clear” on the right of “Draw Rule” to clear all the rules which have been drawn.
Step 3
Configure parameter info according to the actual needs. Please refer to Table 4-28 for more details.
Parameter
Note
Duration
It is to set the shortest time from object abandoned to trigger alarm.
Table 4-28
Please refer to “4.4.4.1.1 Tripwire” for more details about other parameters.
Step 4
Click “Save” to complete config.
4.4.4.1.4 Missing Object
It means it will trigger alarm after the target in the scene is taken and exceeds a certain period of time.
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