THE ELECTRONIC DETAIL OF A DIGITAL PH-METER

Samuel E. de Lucena
Abstract:
This paperwork presents the complete circuitry used to build a microcontroller-based pH-meter. Key control software is also discussed. An industry-standard glass combination electrode has been employed for pH detection. Electrode parameter extraction procedure is presented. Good measurement results, with 1% error, have been attained.
Keywords:
pH measurement, pH-meter, pH electrodes
Download:
PWC-2006-TC19-022u.pdf
DOI:
-
Event details
Event name:
XVIII IMEKO World Congress
Title:

Metrology for a Sustainable Development

Place:
Rio de Janeiro, BRAZIL
Time:
17 September 2006 - 22 September 2006