Download this white paper and learn whether you should specify a sealed, industrially hardened computer that's ready to deploy in a washdown environment, or to specify an appropriately sealed industrial enclosure into which a more general‐purpose computer can be placed.
Redundancy in a process control system means that some or all of the system is duplicated, or redundant. The goal is to eliminate, as much as possible, any single point of failure. When a piece of equipment or a communication link goes down, a similar or identical component is ready to take over.
Robert McIlvride, Andew Thomas, Cogent Real‐Time Systems Inc.
Information about the health of a control system, the I/O systems, field devices and final control elements can be critical for plant operation and uptime. Timely diagnostic information can mean the difference between a quick repair and hours or days of unplanned downtime.