User's Manual
38
Name Function
C1–C3
●
3 groups of alarm output ports. (Group 1: port NO1–C1;
Group 2: port NO2–C2; Group 3: port NO3–C3). Output
alarm signal to the alarm device. Please make sure
there is power to the external alarm device.
●
NO: Normal open alarm output port.
●
C: Alarm output public end.
A
RS-485
communication
port
RS485_A port. It is the cable A. You can connect to the
control devices such as speed dome PTZ.
B
RS485_B. It is the cable B. You can connect to the control
devices such as speed dome PTZ.
CTRL (CTRL
12 V)
—
Controller 12 V power output. It is to
control the on-off alarm relay output. It
can be used to control the device alarm
output. At the same time, it can also be
used as the power input source of some
devices such as the alarm detector.
The two
ports serve
as another
group of
alarm output
ports.
P (+12 V) —
+12 V power output port. It can provide
the power to some peripheral devices
such as the camera or the alarm device.
Please note the supplying power shall be
below 1 A.
Network port
10/100/1000 Mbps self-adaptive Ethernet port. Connect to
the network cable.
eSATA eSATA port
External SATA port. It can connect to the device of the SATA
port. Please jump the HDD when there is peripheral
connected HDD.
USB 2.0 port
USB 2.0 port. Connect to mouse, USB storage device, USB
burner and more.
RS-232
RS-232 debug
COM
It is for general COM debug to configure IP address or
transfer transparent COM data.
HDMI
High Definition
Media Page
High definition audio and video signal output port. It
transmits uncompressed high definition video and
multiple-channel data to the HDMI port of the display
device. HDMI version is 1.3.
VGA
VGA video
output port
VGA video output port. Output analog video signal. It can
connect to the monitor to view analog video.
PoE PORTS PoE port
Built-in Switch. Support PoE.
For PoE series product, you can use this port to provide
power to the network camera.
2.2.9 NVR48-4KS2/NVR48-16P-4KS2/NVR48-4KS2/L/NVR48-16P-
4KS2/L/NVR48-4KS2/I/NVR48-16P-4KS2/I Series
The NVR48-4KS2/NVR48-4KS2/L/NVR48-4KS2/I series rear panel is shown as below.
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