In this case, PLC failure is not the main concern. What worries most are the weakest, most vulnerable points in the system – the Ethernet connections themselves. To ensure robust fault tolerance, Ethernet network redundancy is the key.
Moxa now offers a whitepaper dealing with the questions what type of Ethernet redundancy is suitable for different device networks and how to implement them.
Free download: http://www.moxa.com/Event/Tech/2008/Redundant_S2E_Campaign/index.htm
You must be logged in to post a comment Login