Connection & Installation; Camera Wiring Interface Board - Samsung SCU-2370 User Manual

connection & installation

Camera Wiring Interface Board

For the camera wiring, please refer to the picture below.
(When using coaxial communication, a separate control signal connection is not required.)
Video
Communications/
Control Signal
Alarm Input
Communication/Control Signal Diagram
RS-485 Communications
RXD+
RXD-
Camera
RXD+
RXD-
Alarm Connections Alarm Connections
Alarm Input
Name Descriptions
IN1 Alarm Signal Input 1
IN2 Alarm Signal Input 2
In3 Alarm Signal Input 3
GND Ground
connection & installation
12_
Lighting Power
Alarm Output
RS-422 Communications
Controller
Camera
or DVR
TXD+ RXD+
TXD- RXD-
RXD+
TXD+
RXD-
TXD-
Alarm Output
Power Supply
RXD+
RXD-
TXD+
Controller or DVR
TXD-
Type Name
COM1 Alarm Out 1 (Common)
1N.O Alarm Out 1 (for Normal Open)
1N.C Alarm Out 1 (for Normal Close)
Alarm
Output
COM2 Alarm Out 2 (Common)
2N.O Alarm Out 2 (for Normal Open)
2N.C Alarm Out 2 (for Normal Close)
COM External Device (AUX) Terminal
External
External Device (for Normal
Device
N.O
Open) Terminal
TXD+
TXD-
RXD+
RXD-
Descriptions