Dahua Network Camera Web 3.0 - Page 93

Dahua Network Camera Web 3.0 Operation Manual
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Parameter
Function
Audio channel
It is to select “Audio Channel 1” or “Audio Channel 2” for detection
according to the actual needs.
Input abnormal
Select “Enable Input Abnormal” and it will trigger alarm when it detects
audio input abnormity.
Intensity change
Select “Enable Intensity Change” and it will trigger alarm when it detects
that audio intensity change exceeds the threshold.
Sensitivity
It can be judged as audio abnormity when the input volume change
exceeds continuous environment volume; users need to adjust according
to the actual environment test.
Threshold
It is to set the filtered environment volume intensity, if the environmental
noise is too big, then the value needs to be set higher, users can adjust
according to the actual environment test.
Working Period
Note:
It is to set the alarm period, it can enable alarm event only during the
period range which has been set.
1. Click “Setup” and the system will pop out the interface of “Working
Period”.
2. It is to set working period according to the following methods:
 You can input time numerical value or press the left mouse button to
drag on the setup interface to set.
 There are six periods to be set every day, select the check box in front
of the period, and then the period is valid.
 Select week number (it selects Sunday by default, if it selects the
whole week, then it means the setup can be applied to the whole
week, you can also select the check box in front of the week number
to implement independent setting for some days).
3. Click “Save” to complete the setup of working period.
Anti-dither
System only memorizes one event during the anti-dither period. The value
ranges from 0s to 100s.
Record
Check it and so when alarm occurs, system will auto record. You shall set
record period in Storage>Schedule and select auto record in record control
interface.
Record Delay
System can delay the record for specified time after alarm ended. The
value ranges from 10s to 300s.
Relay out
Enable alarm activation function. You need to select alarm output port so
that system can activate corresponding alarm device when alarm occurs.
Alarm Delay
System can delay the alarm output for specified time after alarm ended. The
value ranges from 10s to 300s.
Send Email
If you enabled this function, System can send out email to alert you when
alarm occurs and ends. User can set email address in Network>SMTP.
Snapshot
You need to check the box here so that system can backup motion detection
snapshot file. You shall set snapshot period in Storage>Schedule.