Question: You are running the DCS Control Board in a Process Unit. One of your incoming unit Feed flows has been running well with normal variation

  • You are running the DCS Control Board in a Process Unit. One of your incoming unit Feed flows has been running well with normal variation of the Feed Flow Rate. The Feed Rate had been varying from 1,500 PPH to 1,625 PPH for the past 6 hours. You now notice that the Feed Flow Rate is now at 1,575 PPH and not fluctuating or varying at all according to the DCS indication. What are two (2) things that you would check or do in this situation?

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