A d/p cell used to measure liquid level has a “suppressed zero.”
This means:
A. The transmitter is located above the 0% liquid level mark
B. The transmitter uses filter circuits to suppress noise to a zero level
C. The liquid is less dense than water
D. The transmitter is located below the 0% liquid level mark
E. The elevation of the vessel is below sea level
Show Answer
Answer: D
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