Application Considerations - Allen-Bradley ControlNet 1786-6.2.1 Planning And Installation Manual

Application
Considerations
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SEGMENT 1
terminator
trunk cable B =
node 1
Important:
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Category:
1
2
3
Planning A ControlNet Cable System
trunk cable A =
node 1
repeater
terminator
trunk cable A =
SEGMENT 2
1 Node supporting redundant media
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Includes:
•
ac power lines
•
high-power digital ac I/O lines
•
high-power digital dc I/O lines
•
power connections (conductors) from motion drives to motors
•
analog I/O lines and dc power lines for analog circuits
•
low-power digital ac/dc I/O lines
•
low-power digital I/O lines
•
ControlNet communication cables
•
low-voltage dc power lines
•
communication cables to connect between system components
within the same enclosure
terminator
repeater
node
trunk cable B =
terminator
20136-m
Publication 1786-6.2.1 - April 1988
2-15
1