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UNO-2173A/AF User Manual 28
A.4 RS-422/485 Serial Port (UNO-2173AF)
A.5 Power Connector (PWR)
Table A.5: RS-422/485 serial port pin assignments
Pin RS-422 RS-485
1TX+ Data+
2TX- Data-
3RX+
4RX-
5GND
Table A.6: Power connector pin assignments
Pin
1V+ (9~36V
DC
)
2V-
3 Field Ground