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Install repeaters in a ring – Rockwell Automation 1786-series ControlNet Coax Media Planning and Installation Guide User Manual

Page 29

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Publication CNET-IN002B-EN-P - June 2010

29

Plan a ControlNet Coax Media System Chapter 2

Install Repeaters in a Ring

For a

ring topology

, you must use the ControlNet long-distance fiber repeater

(catalog number 1786-RPFRL) or extra-long-distance fiber repeater
(catalog number 1786-RPFRXL).

The illustration shows an example of a ring topology.

1786-RPA

1786-RPFRx

1786-RPFRx

1786-RPA

CH1

CH2

CH1

CH2

1786-RPA

1786-RPFRx

1786-RPA

1786-RPFRx

CH1

CH2

CH1

CH2

Rx

Tx Rx

Tx

Rx

Tx

Rx

Tx

Rx

Tx

Rx

Tx

Rx

Tx

Rx

Tx

1794-ACNR15

1794-ACNR15

1794-ACNR15

Node 1

Node 2

Node 3

Node 4