<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The article presents the analysis of metrological properties of a two-current-source supplied circuit. It includes such data as precise and simplified equations for two circuit output voltages in the function of relative resistance increments of sensors. Moreover, graphs showing nonlinearity coefficients of both output voltages for two resistance increments varying widely are presented. Graphs of transfer resistances, depending on relative increments of sensors resistance were also created. The article also contains a description of bridge-based circuit realization with the use of a computer and a data acquisition (DAQ) card. Laboratory measurement of the difference and sum of relative resistance increments of two resistance decade boxes were carried out indirectly with the use of the created measurement system. Measurement errors were calculated and included in the article, as well.</p></abstract>

The article presents the analysis of metrological properties of a two-current-source supplied circuit. It includes such data as precise and simplified equations for two circuit output voltages in the function of relative resistance increments of sensors. Moreover, graphs showing nonlinearity coefficients of both output voltages for two resistance increments varying widely are presented. Graphs of transfer resistances, depending on relative increments of sensors resistance were also created. The article also contains a description of bridge-based circuit realization with the use of a computer and a data acquisition (DAQ) card. Laboratory measurement of the difference and sum of relative resistance increments of two resistance decade boxes were carried out indirectly with the use of the created measurement system. Measurement errors were calculated and included in the article, as well.

Analysis and application of two-current-source circuit as a signal conditioner for resistive sensors

Journal of Electrical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The article presents the analysis of metrological properties of a two-current-source supplied circuit. It includes such data as precise and simplified...

Analysis and application of two-current-source circuit as a signal conditioner for resistive sensors

Published Online: Jul 06, 2017

Page range: 200 - 205

Received: Nov 03, 2016

DOI: https://doi.org/10.1515/jee-2017-0029

Keywords
error analysis, measurement techniques, sensor systems

© 2017 Faculty of Electrical Engineering and Information Technology, Slovak University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Analysis and application of two-current-source circuit as a signal conditioner for resistive sensors

Published Online: Jul 06, 2017

Page range: 200 - 205

Received: Nov 03, 2016

DOI: https://doi.org/10.1515/jee-2017-0029

Keywordserror analysis, measurement techniques, sensor systems

© 2017 Faculty of Electrical Engineering and Information Technology, Slovak University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
error analysis, measurement techniques, sensor systems