Gas detector with controlled selectivity, has source applying variable-frequency voltage to sensor, to measure its electrical conductivity

• Main Authors: GOLDNER, ROBERT, TELLER, OLIVER
• Format: Patent
• Language: English; German
• Published: 24.10.2002
• Edition: 7
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

A circuit (20) includes a source (21, 22) producing variable frequency voltages, which are applied to the sensor (11) whilst measuring its electrical conductivity. An Independent claim is included for gas detection and computer-readable product for corresponding programming. Preferred Features: Volu...