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SKU:63137358
This Digital Psychrometer provides simultaneous relative humidity and air temperature readings, as well as automatically calculating wet bulb and dew point temperatures without needing to consult charts. Simultaneous display of %RH, temperature and dew point or wet bulb. Optional external probe (87P6) for contact/differential temperature measurement. Max/Min/Avg readings. Data Hold Function. Low battery indicator and auto shut-off.
Temperature Measuring Range -4 to 158°F (-20 to 70°C)
Dew Point Measuring Range -109 to 122°F (-78 to 50°C)
Wet Bulb Measuring Range -69 to 122°F (-21 to 50°C)
Dimensions 7 x 1.9 x 1" (179 x 48 x 25mm)
Operating Humidity Range 10-80%
Very good psychrometer. It gives instant readings of Dry Bulb Temp; Wet Bulb Temp; & Dew Point. And of course relative humidity.As for the thermometer accuracy, I tested it alongside my thermocouple thermometer and they both give the same reading.