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IFO2175-830 Series Panel PC User's Manual
When COM1 is set to RS-422 or RS-485, the pin assignments are
listed below:
Pin #
1
2
3
4
5
6
7
8
9
22
Signal Name
RS-422
RS-485
TX-
DATA-
TX+
DATA+
RX+
No connector
RX-
No connector
No connector
No connector
No connector
No connector
No connector
No connector
No connector
No connector
GND
GND
Hardware Installation
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