DRY BULB AND WET BULB TEMPEREATURE, REFCO SLING PSYCHROMETER, RELATIVE HUMIDITY % RH METER
The Sling Psychrometer determines %Relative Humidity by measuring the evaporation of water into the surrounding air.
Two thermometers are placed in flowing air, one thermometer bulb being covered by a wet wick.
Evaporation from the wetted bulb causes its temperature to be depressed relative to that of the dry bulb.
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RM490.00
