For outdoor measurements and in high humidity hair hygrometer are preferable.
The specially treated human hair of the Fischer hair hygrometer 111.01 is insensitive to temperature (temperature range -35 to +65 °C) and responds quickly to changes in humidity.
Stainless steel case
Diameter 103 mm.
|Field of use:||outdoors|
|Colour:||01 - stainless steel|
|Measuring accuracy hygrometer:||± 3% r.h. (20 ... 100%), + 1 scale division|