IBASE IB905 User Manual

Page 15

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INSTALLATIONS

IB905 User’s Manual

11

JP5, JP6, JP8: RS232/RS422/RS485 (COM2) Selection

COM2

Function

RS-232

RS-422

RS-485

Jumper

Setting

(pin closed)

JP5:

3-5&4-6

JP8:

1-2

JP6:

3-5 & 4-6

JP5:

1-3&2-4

JP8:

3-4

JP6:

1-3 & 2-4

JP5:

1-3&2-4

JP8:

5-6

JP6:

1-3 & 2-4

JP9: COM2 RS232 RI/+5V/+12V Power Setting

JP9

Setting

Function

Pin 1-2

Short/Closed

+5V

Pin 3-4

Short/Closed

RI

Pin 5-6

Short/Closed

+12V