Dahua iDVR&iHCVR
User’s Manual
120
Figure 4-95
4.10.3.2 Alarm
Before operation, please make sure you have properly connected alarm devices such
as buzzer.
In the main menu, from Setting->Event->Alarm, you can see alarm setup interface.
For analog channel, there are two alarm types. See Figure 4-96 to Figure 4-97.
For digital channel, there are four alarm types. See Figure 4-96 through Figure 4-98.
Local alarm: The alarm signal system detects from the alarm input port.
Network alarm: It is the alarm signal from the network.
IPC external alarm: It is the on-off alarm signal from the front-end device and can
activate the local DVR.
IPC offline alarm: Once you select this item, system can generate an alarm when the
front-end IPC disconnects with the local DVR. The alarm can activate record, PTZ,
snap and etc. The alarm can last until the IPC and the DVR connection resumes.
Important
If it is your first time to boot up the device, the disconnection status of
the front-end network camera will not be regarded as offline. After one
successfully connection, all the disconnection events will be regarded
as IPC offline event.
When IPC offline alarm occurs, the record and snapshot function of
digital channel is null.
Alarm in: Here is for you to select channel number.
Type: normal open or normal close.
PTZ activation: Here you can set PTZ movement when alarm occurs. Such as go to
preset, tour& pattern when there is an alarm. Click “select” button, you can see an
interface is shown as in Figure 4-100.
Summary of Contents for iDVR&iHCVR
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