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Rockwell Automation 2707-M232P3_M485P3 DTAM Micro Operator Interface Module User Manual

Page 92

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Appendix B

DTAM Micro Cable Diagrams

B–2

Catalog No. 2707-NC3

Use the RS-232 Communications Cable to connect the RS-232 version of the
DTAM Micro (Catalog No. 2707-M232P3) to Channel 0 (configured as
RS-232) of a PLC-5.

Data In

Signal Ground

2

3

5

2

3

7

4

5

6

8

DTAM Micro RS-232

Communications Port

PLC-5 Channel 0 Port

RTS
CTS

DSR

DCD

DTR

20

Data Out

9-Pin Male D Connector

25-Pin Male D Connector

RS-232

Data Out

Signal Ground

Data In

Handshake lines only
required if Handshake is
enabled in PLC.

Catalog No. 2707-NC4

Use the RS-422 Communications Cable to connect the RS-485 port of the
DTAM Micro (Catalog No. 2707-M485P3) to Channel 0 (configured as
RS-422) of a PLC-5. The DTAM Micro RS-485 port is compatible with the
PLC-5 RS-422 standard.

DTAM Micro RS-485

Communication Port

Data Out –
Data Out +

Data In –
Data In +

Signal Ground

1

2

3

4

5

2

14

3

16

7

6

8

20

4

PLC-5 Channel 0 Port

5

13

19

25-Pin Male D Connector

9-Pin Male D Connector

RS-422

DTR

Data Out +

Data In –

Data In +

Signal Ground

DSR

DCD

Data Out –

RTS +

CTS +

CTS –

RTS –

Handshake lines only
required if Handshake is
enabled in PLC.