Rockwell Automation 1786-series ControlNet Coax Media Planning and Installation Guide - Manual (Page 29)

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