Camera Wiring Interface Board - Samsung SCU-2370 User Manual

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
IN1 Alarm Signal Input 1
IN2 Alarm Signal Input 2
IN3 Alarm Signal Input 3
GND Ground
Alarm Output
Controller
or DVR
TXD+
TXD-
RXD+
RXD-
Descriptions
Lighting Power
RS-422 Communications
RXD+
RXD-
TXD+
Camera
TXD-
RXD+
RXD-
TXD+
TXD-
Alarm Output
Type
Alarm
Output
External
Device
Power Supply
Controller or DVR
TXD+
TXD-
RXD+
RXD-
Name Descriptions
COM1 Alarm Out 1 (Common)
1N.O Alarm Out 1 (for Normal Open)
1N.C Alarm Out 1 (for Normal Close)
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 Device (for Normal
N.O
Open) Terminal
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