Whirling Hygrometer

Whirling hygrometers, also known as sling psychrometers, employ the “wet” and “dry” bulb principal to determine %RH.
They are designed to be rotated, by hand, to provide
adequate and consistent ventilation of the bulbs.
These hygrometers are spirit filled
Calibration certification also available.
Product features:
· Whirling hygrometer for measuring Relative Humidity (%RH) · Environmentally friendly blue spirit filling
· Complete with carry case and calculator chart (see below)
Product specifications:
Temperature range: -5 to +50°C
Accuracy: +/-1°C
Divisions: 0.5°C
CE/RoHS/WEEE: N/A
Hazard information (SDS): See brannan.co.uk for information
Product dimensions: Net: 82mm x 232mm x 30mm (with handle closed)
Gross: 90mm x 242mm x 31mm
Component weight: Net: 206g | Chart: 4g | Carry case: 4g | Display box: 48g | Gross: 288g