Question 3015 of 229 · California Water Distribution Operator Exam
How is the feed rate of a chemical metering pump typically adjusted?
Exactly one answer is correct.
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Correct answer to question 3015
- A: By changing the stroke length and stroke speed
Explanation
Positive displacement metering pumps feed in proportion to stroke and speed, so settings determine the dose. Calibration with a graduated cylinder confirms the actual rate.
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