Circuit for determining the conductivity of a medium

US11131642B2 · kind B2 · utility

Assignee

• Endress+Hauser Conducta GmbH+Co. KG · DE

Inventors

• Stefan Paul · Pinzberg, DE
• Erik Münz · Frankenberg/Sachsen, DE

Key dates

• Filing date: Sep 17, 2018
• Grant date: Sep 28, 2021
• Expiry date: Feb 5, 2040

Classification

• Technology area (CPC G): Physics
• CPC primary: G01R35/005
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

The present disclosure relates to a measuring circuit for a conductivity sensor, wherein the measuring circuit includes a built-in reference circuit and multiple built-in measuring ranges.