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Method and device for oil-in-water measurement

  • US 6,614,242 B2
  • Filed: 12/08/2000
  • Issued: 09/02/2003
  • Est. Priority Date: 12/08/1999
  • Status: Expired due to Term
First Claim
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1. A method for oil-in-water measurement, comprising:

  • feeding oil-contaminated water to a measuring cell; and

    measuring an electrical impedance signal of the measuring cell, wherein the measuring cell is calibrated and/or flushed automatically at periodic intervals, and wherein an interval comprises a longer measuring cycle and a shorter calibration and/or flushing cycle.

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