Parameter Description
Sensitivity
The higher the value is, the easier it is to trigger an alarm. But at the
same time, the false alarm may occur. The default value is
recommended.
Threshold
You can set intensity change threshold. The smaller the value is, the
higher the sensitivity is.
Period Define a period during which the function is active.
Alarm Out
The alarm device (such as lights, sirens, etc.) is connected to the alarm
output port. When an alarm occurs, the NVR device transmits the alarm
information to the alarm device.
Latch
When the alarm ends, the alarm extended for a period of time. The time
range is from 0 seconds to 300 seconds.
Show Message Check box to enable a pop-up message in your local host PC.
Alarm Upload
Select the check box. When an alarm occurs, the NVR device uploads
an alarm signal to the network (including the alarm center).
● This function is for some series products only.
● You need to set the alarm center first. For details, see "1.11.13
Alarm Center".
Send Email
Select the check box. When an alarm occurs, the NVR device sends an
email to the set mailbox to notify the user.
You need to set the email first. For details, see "1.11.10 Email".
Record Channel
Select the check box and select the needed recording channel (support
multiple choices). When an alarm occurs, the NVR device activates the
channel for recording.
You need to enable intelligent recording and auto recording first. For
details, see "1.1.4.6 Schedule".
PTZ Activation
Select the check box and click Setting to select the channel and PTZ
action. When an alarm occurs, the NVR device associates the channel
to perform the corresponding PTZ action. For example, activate the PTZ
in channel one to turn to the preset point X.
● Tripwire alarm supports to activate PTZ preset point only.
● You need to set the corresponding PTZ actions first, see "1.4.4
Calling PTZ Functions".
Delay
At the end of the alarm, the recording extends for a period of time. The
time range is from 10 seconds to 300 seconds.
Tour
Select the check box and select the channel for tour. When an alarm
occurs, the local interface of the NVR device displays the selected
channel screen.
● You need to set the time interval and mode for tour first, see "1.16.2
Tour".
● After the tour is over, the preview interface is restored to the screen
split mode before the tour.
Copyright © NSS Sp. z o.o.
User‘s Manual 188
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