Rear Panel - Dahua F Series DHI-ITC237-PU1B-IR User Manual

No. Port Function
Audio output
1 AUDIO OUT
port
Audio input
2 AUDIO IN
port
3 LAN Ethernet port
4 I/O I/O port
Power
5 Power
Interface No.
Name
1
I/O Port
2
3
4
5

2.3.2 Rear Panel

Note:

Rear panel structure is for ITC237-PU1B-IR, ITC237-PU1B-L.

Structure figure is for reference only.
Figure 2-5
Connector
RCA
RCA
Ethernet
port
-
input
-
port
Port Name
ALARM_OUT
ALARM_OUT_GND
ALARM_IN1
ALARM_IN2
ALARM_IN_GND
Description
Reserved
Reserved
Connect to standard Ethernet, provide PoE power.
Alarm signal input, output. See Chart 2-2.
Input DC 12V，power supply must follow device
label.
Warning:
If you do not follow device label for power
supply, the device may be damaged.
Chart 2-1
Description
Alarm output interface, output alarm signal link

to open barrier.
NO：NO alarm output.

Used with ALARM_OUT_GND end.

Alarm output puclic
2-ch IO output （ receive external alarm source
switch signal）, used to trigger snapshot.
Grounding
Chart 2-2
5