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Figure 4.10 – Rockwell Automation 1326 Digital AC Multi-Axis Motion Control System User Manual User Manual

Page 92

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Publication 1394-5.0 — May 2000

4-12

Wiring 1394 GMC and GMC Turbo Systems

Figure 4.10
SW1 - SW6 (RS-232/RS-422) Switch Settings

When a port is configured for RS-232 operation, you can connect
compatible serial communication devices using common RS-232
cables. Refer to the table below for signal designations and Figure
4.11 for c
able recommendations. Refer to the IMC S Class Motion
Control Installation and Setup Manual
(publication 999-122) for
multidrop application instructions.

Important: The RTS/CTS and DSR/DTR signals are internally

jumpered to allow you to use standard RS-232 cables
with serial devices requiring hardware handshaking.

SW1
Port J1, J2

SW2
Port J4

SW3
Port J3

SW4
Port J1, J2/J4

SW5
Port J4

SW6
Port J3

Left

No DH-485 Terminal

No RS-422 Terminal

No RS-422 Terminal

RS-232/422

RS-232

RS-232

Right

DH-485 Terminal (220

)

RS-422 Terminal (220

)

RS-422 Terminal (220

)

DH-485

RS-422

RS-422

RS-232

RS-422

Pin

Signal

Description

Pin

Signal

Description

1

NC

No Connection

1

TxD+

Transmitted Data (+)

2

TxD

Transmitted Data

2

TxD-

Transmitted Data (-)

3

RxD

Received Data

3

RxD-

Received Data (-)

4

DTR

Data Terminal Ready

4

TxD+

Transmitted Data (+)

5

Com

Signal Common

5

Com

Signal Common

6

DSR

Data Set Ready

6

TxD+

Transmitted Data (+)

7

RTS

Ready To sent

7

RxD+

Received Data (+)

8

CTS

Clear To Send

8

RxD+

Received Data (+)

9

NC

No Connection

9

NC

No Connection

Refer to

Data Highway Connection for DH-485 signal designations.

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