Hcvr5216A/Hcvr7208A Series - Dahua HCVR5204A Series User Manual

NO1
NO3 C3
A
B
11
12
13

2.2.2 HCVR5216A/HCVR7208A Series

This series products' rear panel is shown as below. See Figure 2-5.
The following figure is based on the HCVR5216A series product.
port1～8
Alarm output port
C1 ～
1～3
RS485 (RS-485)
communication
port
Power input port
Power switch
GND
port 4, the second group is
from port 5 to port 8. 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,
make sure the device and the
NVR have the same ground.

3 groups of alarm output
ports. (Group 1：port NO1～
C1,Group 2:port
C2,Group 3:port
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.
RS485_A port. It is the cable A.
You can connect to the control
devices such as speed dome PTZ.
RS485_B.It is the cable B. You
can connect to the control devices
such as speed dome PTZ.
Input DC 12V
Power on/off button.
Ground port
please
NO2 ～
NO3 ～
40