Dahua NVR41 series User Manual

User's Manual
264
Figure 4-170
4.8.3 Alarm Input
Step 1 Select
Main menu
>
ALARM
>
Alarm-in Port
.
The
Alarm-in Port
interface is displayed. See Figure 4-171.
Step 2 There are four alarm types.
● Local alarm: After connect the alarm device to the NVR alarm input port, system
can trigger the corresponding alarm operations when there is alarm signal from
the alarm input port to the NVR.
● Network alarm: NVR trigger corresponding alarm operations when it receives the
alarm signal via the network transmission.
● 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.
● IPC offline alarm: When the network connection between the NVR and the
network camera is off, the system can trigger the corresponding alarm operations.

Dahua NVR41 series Specifications

General

Brand	Dahua
Model	NVR41 series
Category	Network Hardware
Language	English