User's Manual
285
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IPC external alarm: When the network camera connected peripheral device has
triggered an alarm, it can upload the alarm signal to the NVR via the network
transmission. The system can trigger the corresponding alarm operations.
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IPC offline alarm: When the network connection between the NVR and the network
camera is off, the system can trigger the corresponding alarm operations.
Figure 4-179
Step 3 Set
Alarm-in Port
channel number and then select the Enable check box to enable the
function.
Step 4 Configure parameters. See Table 4-56.
Table 4-56
Parameter Description
Alarm-in Port Select a channel to set alarm.
Enable Check the box to enable the function.
Alarm Name Enter an alarm name.
Device Type NO (normal open) or NC (normal close).
Schedule
Define a period during which the alarm is active. For details, see "4.8.5.1
Motion Detection".
Alarm-out Port
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.
Post-Alarm
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.
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