Electrochemical half cell, electrochemical sensor and method for measuring at least one measured variable of a measured medium with an electrochemical sensor

US8753495B2 · kind B2 · utility

Assignee

• Endress+Hauser Conducta Gesellschaft fuer Mess- und Regeltechnik mbH + Co. KG · DE

Inventors

• Stephan Buschnakowski · Chemnitz, DE
• Lothar Auerswald · Döbeln, DE
• Thomas Wilhelm · Zürich, CH

Key dates

• Filing date: Dec 28, 2011
• Grant date: Jun 17, 2014
• Expiry date: Feb 9, 2032

Classification

• Technology area (CPC G): Physics
• CPC primary: G01N27/401
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

An electrochemical half cell for application in an electrochemical sensor, wherein a fill electrolyte of the half cell is in contact with an external medium via a liquid junction, characterized in that the liquid junction is controllable as regards its permeability and/or its flow.