Dahua HDCVI series, Руководство пользователя

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2.2.6 HCVR42XXA-S3/HCVR4216AN-S3/HCVR52XXA-S3/HCVR5216AN-S
3/HCVR72XXA-S3/HCVR7216AN-S3 Series
The HCVR42XXA-S3/HCVR52XXA-S3/HCVR72XXA-S3 products
’ rear panel is shown as
below. See Figure 2-19.
The following figure is based on the HCVR4216A-S3/5216A-S3/7216A-S3 series product.
Figure 2-19
The HCVR4216AN-S3/5216AN-S3/7216AN-S3rear panel is shown as below. See Figure
2-20 .
Figure 2-20
Please refer to the following sheet for detailed information.
SN Icon Name Note
1 GND Alarm input ground port.
2 1
～
8(16) Alarm input
port 1
～
8(16)

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 DVR
have the same ground.
NO1
～
NO3 Alarm output
port 1
～
3

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.
C1
～
C3