Dahua F Series DHI-ITC237-PU1B-IR, Руководство пользователя

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6
Figure 2-6
Port Name Function
VIDEO OUT Video output port Reserved
AC 24V / DC 12V
Power
Input AC 24V or DC 12V power supply, can supply at the
same time, only for camera, no lighting.
Indicator Light
Red indicator

System enanle
－
red indicator NO

System upgrade
－
red indicator flash

System reset
－
green indicator, red indicator NO.
Green indicator

Normal work
－
green indicator NO

Record status display
：
record indicator flash when
recording.
Yellow indicator
Detect wireless device
－
yellow indicator NO.
G GND RS232 GND
TX
RS232 port
RS232 send
RX RS232 receive
B
RS484 port
RS485 port connect shield light. Camera control shield light
via 485. A
NA
- -
I1 Alarm input port 1
2-ch IO input
（
switch signal receives external alarm
source
）
, used to trigger camera snapshot.
I2 Alarm input port 2
N1
Alarm output port
Alarm output port
，
output alarm signal link to open barrier.

N1/N2
：
NO alarm output

C1/C2
：
alarm output public end
Note:
When device is conencted, N1 can only work with C1 while
N2 can only work with C2.
C1
N2
C2
P
Power return output
port
Output DC 12V power, P +, G -
G
（
close to P
）
RESET Reset

Restore device default setup

When device normally work, keep holding this button for
5s, system will be reset.
ABF
Auto adjust back
focus Auto adjust back focus, by adjusting Sensor board position,
adjust back focus, one-click to complete.
AUDIO OUT Audio output port Reserved
AUDIO IN1
Audio input port
Reserved
AUDIO IN2 Reserved
LAN /OPT
Net port/MB fiber
port

LAN
 OPT
SD SD card port Connect to SD card
GND port When client is using device, connect this port to GND