Aspiration Hygrometer according to Assmann

This instrument enables measurements of the temperature and humidity of air at any place in full sun radiation to be taken.
The Assmann psychrometer can be considered to be the most accurate type and therefore suitable as standard instrument for the adjustment and control of other humidity measuring instruments.

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The complete instrument consists of the following parts:

Order No. Description Suitable thermometers
2060 Chromin-plated metal frame with double radiation protection for the thermometer bulbs, spring driven aspirator, 1 dry bulb, 1 wet bulb thermometer with muselin wick, moistening device, wood screw, psychrometer table, wooden transport case. Assmann Psychrometer Thermometers
(Order No. 1050-1053)