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2 Nomenclature and Installation
CJ-series PROFINET IO Controller Unit Operation Manual for NJ-series CPU Unit (W511)
2-3 N
etwork In
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all
ation
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2-4 Exter
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imensions
The star topology is the most common topology for Ethernet networks. A central switch allows for com-
munication between all connected devices.
Advantages of the Star Topology
•
Flexible adding and removing of devices without changes in existing connections.
•
Easy diagnostics of the network by fault isolation.
•
Reduced data traffic per connection.
Disadvantages of the Star Topology
•
Additional cabling effort and cost.
•
Failure or power disruption of the switch will fail the complete network.
Additional Information
The switch shown above should be of an Industrial Ethernet Switch type (either managed or
unmanaged)
Star Network
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Страница 198: ...Index 1 CJ series PROFIBUS Master Unit Operation Manual for NJ series CPU Unit W509 I Index ...