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    Zero suppression and Zero elevation in level measurement?

    Question: What is Zero suppression and Zero elevation in level measurement?

     Answer:

    Zero suppression: when a static head transmitter is installed below the zero liquid level, the transmitter gets a +ve error in the level measurement. This error is corrected  by a zero suppression kit.

     

    Zero elevation: when a static head transmitter is installed above the zero liquid level, the transmitter gets a –ve error in the level measurement. The error is corrected by a zero elevation kit.

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