beautypg.com

Impulse SIO4-104.2+2 (3544) User Manual

Page 13

background image

© Sealevel Systems, Inc.

- 11 -

SIO4-104.2+2 User Manual

If the CA143 is not used and the CA110 DB37 cable is used alone the following pin outs apply.

RS-232

Port #

1

2

GND 33 14

TD 35 12

RTS 17 30

DTR 34 13

RD 36 11

CTS 16 31

DSR 18 29

DCD 37 10

RI 15 32

RS-422

Port #

3

4

GND 24 5
TX- 26 3
TX+ 25 4
RX- 27 2
RX+ 28 1

RS-485

Port #

3

4

GND 24 5
DATA- 27

2

DATA+ 28

1