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38
5 AI function
5.1 Event
5.1.1 Alarm Linkage
When the configured alarm is triggered in the configured arming period, the system will alarm.
Pages might vary with different models.
Step 1 Select
Setting
>
Event
>
Alarm
.
Step 2 Select the
Enable
checkbox.
Step 3 Configure the parameters of alarm linkage.
Figure 5-1 Alarm linkage
Table 5-1 Description of alarm linkage parameters
Parameter Description
Relay-in Select the external alarm device.
Period Set arming periods. For details, see "5.1.2 Setting Period".
Anti-Dither
After the anti-dither time is configured, the system only records one
motion detection event in the period.
Sensor Type
Select
NO
(normally open) or
NC
(normally closed) according to the
sensor type of external alarm device.
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