Dahua DH-HAC-HF3231EP User Manual - Page 12
Browse online or download pdf User Manual for Security Camera Dahua DH-HAC-HF3231EP. Dahua DH-HAC-HF3231EP 19 pages. Hdcvi camera
Print Page
Port Name
G
D/N
NC
NO
AC 24V/
DC 12V
AUDIO
Indicator light
VIDEO OUT
5-direction
button
Note:
Please refer to model A for other port name and functions.
Port Function
GND
Ground port.
External control signal input, control ICR
switch, and realize day/night conversion.
Note:
The day/night mode in this OSD menu needs
External
trigger
To select external trigger high level or
day/night switch
External trigger low level, connect control
signal to D/N port and G port respectively. If it
inputs +5V to D/N port, day/night mode
selects external trigger high level and the
camera is switched from color to black/white.
Alarm input GND
GND
port.
Receive the signal of external alarm source.
Alarm input port
Please connect the port to ground when
using the device, which is to avoid lightning
GND port
stroke and other problems.
It can input both 12V DC and 24V AC.
Power port
Mic audio input
Sound pick-up audio input.
Dual-color indicator light, the green light is on
after normal boot with power on, it outputs
System
state
HD by default; the red light is on after it is
indicator light
switched to SD; the green light is on after it is
switched to HD again.
Coaxial transmission video, audio, 485
Video
output
control signal, need to connect to back-end
port
HCVR to control.
Refer to sheet 2-1.
OSD button
Sheet 2-4
8