Notes

Field observations, study notes, lessons learned, and engineering references

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Field Notes
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Study Notes
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Lessons Learned
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References
Field Notes
Troubleshooting an Ovation DCS Analog Input Bad Value

Today I investigated a CT fan motor current feedback issue in an Emerson Ovation DCS where the analog input showed BAD VALUE with frozen low …

Field Notes
Inspection of Gland Steam Supply valves & Control philosophy

As per CCR information, I checked historical data and logics of gland steam supply system valves and found out that the valves are working …