CP Plus CP-UNR-1xxQ1 Series, User Manual, Page: 49 / 189

41
Port Name Connection Function
1-16 Alarm input
port 1-16. I/O port

There are four groups. The first group is
from port 1 to port 4, the second group is
from port 5 to port 8, the third group is
from 9 to 12, and the fourth group is from
13 to 16. They are to receive the signal
from the external alarm source. There
are two types; NO (normal open)/NC
(normal close).

When your alarm input device is using
external power, please make sure the
device and the NVR have the same
ground.
Ground end Alarm input ground end.
NO1 to NO5 5-ch alarm
output port

5 groups of alarm output ports. (Group 1
：
port NO1
～
C1,Group 2:port NO2
～
C2,Group 3:port NO3
～
C3, Group 4
：
port
NO4
～
C4, Group 5: port NO5, C5,
NC5).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.

NC: Normal close alarm output port.
C1 to C5
NC5
A RS485
（
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 12V / /
Controller 12V 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.
+12V / / +12V 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 1A.
Network port / Two 10M/100M/1000M self-adaptive
Ethernet ports. 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 port. Connect to USB mouse.