Dahua ITC231-RF1A-IR User Manual

Interface Name
Function
B1
RS485_B1 interface，this device is used to control NO
light, and others may expand to customize signal
detector, vehicle detector and etc.
A2
RS485_A2 interface, this camera is used to control 485
focus lens, expand to customize other 485 control
peripheral, such as external NO light.
B2
RS485_B2 interface, this camera is used to control 485
focus lens, expand to customize other 485 control
peripheral, such as external NO light.
R
RS232 serial
RS232_RX，RS232 serial receiver end
T
RS232_TX，RS232 serial sender end
G
GND
Grounding
DC 12 IN
Power input
interface
Input 12V DC
SI
External
frequency
source sync
input interface
Camera sync external signal source（select external
sync option, it take effective immediately， voltage
range12 Vp-p～36 Vp-p or AC 12V～AC 24V）
GPS
External GPS antenna
1 USB interface
Used to expand 3G, 4G and Wi-Fi
1 network
interface
Connect to standard Ethernet
AUDIO IN/OUT
Autio
input/output
Audio input/output interface
ABF
Auto focus
Auto focus
RESET
Reset
Restore default settings. Under normal work status
(power indicator is blue), hold this button for 5
seconds, system info will be restored.
V-OUT
Video output
CVBS
CVBS（1.0Vp-p，75Ω）.
TF card port
TF card connection. TF card use:
 When install TF card, make sure TF card is not
write-protected status and then inserted into the
TF card slot.
 When remove the TF card, make sure the TF card
is a non-write state, otherwise it may cause data
loss and TF card damage.
 When hot-swap TF card, stop recording after the
operation.

Dahua ITC231-RF1A-IR Specifications

General

Brand	Dahua
Model	ITC231-RF1A-IR
Category	Camcorder
Language	English