PIN

SIGNAL

DESCRIPTION

1

AUXOUT+

Auxiliary channel output (positive)

2

TXD+

Serial data output (positive)

3

GND

Chassis ground

4

RXD+

Serial data input (positive)

5

AUXIN+

Auxiliary channel input (positive)

6

AUXOUT-

Auxiliary channel output (negative)

7

TXD-

Serial data output (negative)

8

RXD-

Serial data input (negative)

9

AUXIN-

Auxiliary channel input (negative)

Figure 26 --- DS-200/300 connector definitions for RS-422/485

1

6

2

7

3

8

4

9

5

D-9 connector (CN1 and CN2)

Figure 27 --- DS-200/300 Output connectors

7-7

Quatech Inc.

Page 32
Image 32
Quatech user manual DS-200/300 connector definitions for RS-422/485