Avalue EEV-EX13 User Manual

Page 9

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Quick Installation Guide

EEV-EX13 Quick Installation Guide 9

2.3 Setting Jumpers & Connectors

2.3.1

COM1/COM2 pin 9 signal select (JP2, JP3)

*

*Default

JP2 (COM1)

Ring*

+5V

+12V

JP3 (COM2)

Ring*

+5V

+12V

2.3.2

COM2 RS-232/422/485 Select (JP4)

* Default

Note:

Replace JCOM1 by JRS422/1
when the using RS-422/485 mode.

RS-232

RS-422

RS-485