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Quick Installation Guide
7.2 RS-422 Communication Port Connection
7.2.1 RS-422 Connection (Single iTDC/iTDC-SR Connection)
An RS422/RS232 converter is required to use RS422 communication between the iTDC/iTDC-SR and the PC.
CAUTION: The INC400 converter is recommended for stable communication when the distance between the
converter and the device is too far.
Please follow the instructions below;
- Connect RS422-TX (+) of iTDC/iTDC-SR to RS422-RX (+) port of converter.
- Connect RS422-TX (-) of iTDC/iTDC-SR to RS422-RX (-) port of converter.
- Connect RS422-RX (+) of iTDC/iTDC-SR to RS422-TX (+) port of converter.
- Connect RS422-RX (-) of iTDC/iTDC-SR to RS422-TX (-) port of converter.
- Plug in the RS232 9PIN connector of the converter to the COM1 or COM2 port of the PC.
- Install and run iTDC/iTDC-SR Application Software.
Figure: RS422 Communication between iTDC/iTDC-SR and the PC
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