Rs232/Rs422/Rs485 Descriptions - Samsung Webthru SWC 306 User Manual

Sensor In
Alarm Out

3. RS232/RS422/RS485 Descriptions

Connector Name
Power
Ground
RS-232
RS-422
RS-485
To input video signal through 6 coaxial cables
To output video signal through 6 coaxial cables
P G Rx Tx
RS232
To supply power to external devices
To ground cables of power, communication, etc.
To communicate between Webthru SWC 306 and external devices such a
CCTV camera or an external modem. These pins are for devices that
satisfy RS-232C protocol, and they are consisted in RX and TX.
To communicate between Webthru SWC 306 and a CCTV camera that
satisfies RS-422 protocol. They are half-duflex. It is consisted in R+, R-,
T+, and T-.
To communicate between Webthru SWC 306 and a CCTV camera that
satisfies RS-485 protocol. They are consisted in S+ and S-.
RS485
S+ S-
G R+ R- T+
RS422
Description
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Webthru SWC 306 User's Guide
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