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Liquid gaging system multiplexing

  • US 4,451,894 A
  • Filed: 05/25/1983
  • Issued: 05/29/1984
  • Est. Priority Date: 05/14/1980
  • Status: Expired due to Fees
First Claim
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1. In a liquid gaging system, apparatus for monitoring individual sensors one at a time, comprising:

  • a plurality of sensors, each sensor providing a range of liquid measurement signals relating to liquid depth at a particular location in a tank; and

    means for selectively monitoring individual sensors one at a time for a unique signal in the range relating to actual liquid depth at the particular location in the tank, the means for selectively monitoring being connected to the sensors.

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