As shown in the illustrated block diagram for a distributed automation system, what statement is true concerning the area networks? EL-0096
Official USCG Answer & Rule Citation
Correct Answer: Option B — The LAN is a dual redundant network and the partitioned CAN is also a dual redundant network, with both networks being interconnected.
Distributed automation systems utilize dual-redundant networks to ensure high availability and fault tolerance. By interconnecting the Local Area Network (LAN) and the Controller Area Network (CAN), the system maintains seamless communication between supervisory stations and field controllers, ensuring that critical machinery data remains accessible even if a single path fails.
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