CALIBRATION OF SMALL RELATIVE HUMIDITY SENSORS

J. Bojkovski, I. Pušnik, J. Drnovšek
Abstract:
The authors’ laboratory is accredited for calibration by comparison of contact thermometers and calibration baths and furnaces in the range from -55 °C to 1250 °C. The accreditation was granted to the laboratory in January 1997 as the first temperature calibration laboratory in Slovenia. It also became a holder of national standards for thermodynamic temperature thus providing the traceability of temperature in Slovenia. There are many thermometers and relative humidity sensors made combined as thermo-hygrographs. These applications serve mainly for monitoring environmental conditions at various places. Their users usually need to know their performance therefore they need calibration certificates of an accredited laboratory for these thermo-hygrographs as an evidence of traceability. Since there are quite a few demands to calibrate both a temperature and a humidity sensor, and there is no other laboratory accredited for calibration of relative humidity sensors in Slovenia, we have decided to set-up the facility for calibration of small relative humidity sensors. The decision based also on relative affinity between thermodynamic temperature and relative humidity.
Keywords:
relative, humidity calibration, traceability
Download:
IMEKO-WC-2000-TC8-P217.pdf
DOI:
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Event details
Event name:
XVI IMEKO World Congress
Title:

Measurement - Supports Science - Improves Technology - Protects Environment ... and Provides Employment - Now and in the Future

Place:
Vienna, AUSTRIA
Time:
25 September 2000 - 28 September 2000