Nvr4216-I Series - Dahua NVR52-4KS2 Series User Manual

No. Port Name
NO C
CTRL
P

2.2.24 NVR4216-I Series

The figure is for reference only.
No. Port Name
1 Network port
2 MIC OUT
Alarm input port
(1-4)
3
NO C
Function
One NO activation output group. (On-off button).
Controllable power supply output.
Control the output of the on-off button
alarm relay. It controls the alarm device
with the presence or absence of voltage.
It can also be used as power input for
some alarm devices such as alarm
detectors.
Power output port. It can provide power
to some peripheral devices such as
camera and alarm device. Make sure the
power supply of peripheral device shall
be below 1 A.
Figure 2-96 Rear panel
Table 2-40 Ports
Function
10/100/1000 Mbps self-adaptive Ethernet port. Connect to the
network cable.
Audio output port. It is to output analog audio signal to devices
such as sound box.
Bidirectional talk output.
●
Audio output on 1-window video monitor.
●
Audio output on 1-window video playback.
●
They receive signals from external alarm source. Alarm input
●
includes two types; NO (normal open) and NC (normal close).
When your alarm input device is using external power, make
●
sure the device and the NVR have the same GND.
GND. Alarm input ground port.
One NO activation output group. (On-off button).
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User's Manual
The two ports
serve as another
group of alarm
output ports.