Rockwell Automation 1786-RPFRXL ControlNet Fiber Ring Modules Installation Instructions - Manual (Page 22)

22 ControlNet Fiber-optic Ring Repeater Modules
Rockwell Automation Publication 1786-IN003D-EN-P - April 2011
Figure 4 -Determine Worst-case Delay
Segment Length
A 200 m
B 2 km
C 10 m
D 1 km
E 20 m
F 5 km
G 20 m
H 200 m
1786-RPA 1786-RPFR(X)L
1786-RPFR(X)L 1786-RPA
CH1 CH2
CH1 CH2
1786-RPA 1786-RPFR(X)L
1786-RPA 1786-RPFR(X)L
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
31237-M
A
B
C
D
E
F
G
H
Node 1
Node 2
Node 3
Node 4