Dahua NVR100 series User Manual

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Dahua NVR100 series User Manual Manual pdf 192 page image

180Figure 4-90Motion detect here only has relationship with the sensitivity and region setup. It has no relationshipwith other setups.4.12.1.2 TamperingWhen someone viciously masks the lens, or the output video is in one-color due to the environmentslight change, the system can alert you to guarantee video continuity. Tampering interface is shown asin Figure 4-91. You can enable “Alarm output “or “Show message” function when tampering alarmoccurs. Sensitivity: The value ranges from 1 to 6. It mainly concerns the brightness. The level 6 has thehigher sensitivity than level 1. The default setup is 3.Tips:You can enable preset/tour/pattern activation operation when video loss occurs.Please refer to chapter 4.12.1.1 motion detection for detailed information.Note: In Detect interface, copy/paste function is only valid for the same type, which means you can notcopy a channel setup in video loss mode to tampering mode. About Default function. Since detection channel and detection type may not be the same, systemcan only restore default setup of current detect type. For example, if you click Default button atthe tampering interface, you can only restore default tampering setup. It is null for other detecttypes. System only enables tampering function during the period you set here. It is null for motion detector video loss type.