has the knack of mobile and indirect humidity measurement. The radiation protected casing contains two liquid thermometers. Dry and humid temperature are measured, then manual aspiration is achieved by whirling the instrument. The graphical psychrometer-table makes the easy determination of relative humidity possible (additional tables on request).
*except glass breakage
Whirling psychrometer E740 | ||
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Measuring range | -10...+60 °C | |
Accuracy | ± 0.2 °C over the total range • ± 0.1 °C within any scale section of 10 °C | |
Resolution | ≤ 0.2 °C | |
Scale | 0.2 °C | |
Dimensions | 305 x 60 x 22 mm with folded handle | |
Housing | RAL 9010 (clean-white) | |
Weight | approx. 0.6 kg | |
Options | thermometers available for temperature range -30...+40 °C • thermometers available with DAkkS calibration certificate (on request) |