Omron GRT1-PNT - DATASHEET 2 Operation Manual page 45

Setting up the PROFINET IO network
2-5-1-2 Star
The star topology is the standard-most topology for Ethernet networks. A
central switch will allow communication to all individually attached devices.
Benefits:
• Flexible adding and removing devices without interrupting the network.
• Easy monitoring and diagnostics 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).
Switch
Section 2-5
33