Omron GRT1-PNT - DATASHEET 2 Operation Manual page 46

Setting up the PROFINET IO network
2-5-1-3 Tree
34
The tree topology is a hierarchial combination of multiple star topologies
interconnected with each other.
Switch
Benefits:
• Shorter data communication at local node. Avoiding excessive traffic
through a single switch.
• Hierarchy enables better transparency of the network
Disadvantages:
• Cabling effort.
• Error state of switch will fail complete network.
/i
Part Recommendation
Switch Industrial Ethernet Switch (either managed or unmanaged).
Section 2-5
Switch