Advantech UNO 2173A/AF - Manual (Page 36)

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
1 TX+ Data+
2 TX- Data-
3 RX+
4 RX-
5 GND
Table A.6: Power connector pin assignments
Pin
1 V+ (9~36V
DC
)
2 V-
3 Field Ground