Calibration

Field instruments can be calibrated in place using portable reference standards or sent to a laboratory for a more thorough calibration if needed. Vaisala provides a variety of instruments for the calibration of temperature, relative humidity, dewpoint, and carbon dioxide instruments. Vaisala also operates accredited calibration laboratories in Finland, Japan, and the USA.

GM70 Hand-held Carbon Dioxide Meter

Hand-held meter for various spot-checking applications, like laboratories, greenhouses and mushroom farms. Features several alternatives for the measurement range from ppm to percentage level.

DM70 Dewpoint Meter for Industrial Use

Ideal for very dry measurement ranges down to -60 °C (-76 °F) Td. Rapid response from ambient to dry. Sensor recovers fully from condensation. Features graphical display with multilingual text and several hygrometric units. Software for linking to PC available.

HM70 Hand-Held Humidity and Temperature Meter

Rugged and reliable high-accuracy meter for demanding applications. Ideal for on-site checking and transmitter calibrations. Accredited calibration available.