Acnodes OPC 8190 User Manual

Page 22

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When COM1 is set to RS-422 or RS-485, the pin assignments are

listed below:

Pin #

Signal Name

RS-422

RS-485

1

TX-

DATA-

2

TX+

DATA+

3

RX+

No connector

4

RX-

No connector

5

No connector

No connector

6

No connector

No connector

7

No connector

No connector

8

No connector

No connector

9

GND

GND

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