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AFL-W19A/W19B/17D/W15A-N270 Panel PC

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Short 5-6 RS-422/485

Short 8-9 RS-422/485

Short 11-12 RS-422/485

Table 2-10: COM3 RS-232/422/485 Serial Port Select Jumper Settings

The COM3 RS-232/422/485 Serial Port Select jumper location is shown in Figure 2-13.

Figure 2-13: COM3 RS-232/422/485 Serial Port Select Jumper Location

2.5.8.1 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 2-11: RS-422 Pinouts

1 2 ... 33 34 35 36 37 38 39 40 41 42 43 ... 124 125

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Iei-integration AFL-W19A_W19B_17D_W15A-N270 v1.06 Bedienungsanleitung Seite 38