Iei-integration AFL2-W15A-N270_W15A-L325 v1.01 Manual de usuario Pagina 47

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AFL2-W15A-N270/L325 Panel PC
Page 35
AFL2-W15A-L325
Figure 2-15: COM3 TX Function Select Jumper Pinout Locations
2.7.8.1 COM3 RS-422 and RS-485 Pinouts
The pinouts for RS-422 and RS-485 operation of external serial port COM 3 are detailed
below.
COM 3 RS-422 Description
Pin 1 TX-
Pin 2 TX+
Pin 6 RX-
Pin 7 RX+
Table 2-13: RS-422 Pinouts
COM 3 RS-485 Description
Pin 1 Data-
Pin 2 Data+
Table 2-14: RS-485 Pinouts
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