Dear Control Engineering: I am working in the process to automate a pasteurizer. I am looking for a sensor technology to detect the change from water to orange juice, and from orange juice to water in the output process. It has a...
Broad responsibilities of designing and building a safe machine from the supplier perspective were detailed in a November Control Engineering article by Steve Wright. Issues beyond that include additional shared responsibilities.
Deciding between a dedicated batch application and building an S88 style application really comes down to the level of sophistication required to make the system user-friendly and supportable by the plant.
After receiving the approval for a control system replacement project, how do you decide between phased migration and a complete replacement? Do you keep some of the old and integrate the new, or just go with a fresh start?