TEMPERATURE RANGE: Measures 20°F to 120°F with ±1.0°F accuracy; 1°F resolution; spirit-filled thermometer for mercury-free environments
HUMIDITY MEASUREMENT: Relative humidity range 10% to 100% with ±3% RH accuracy; 2% RH resolution; includes wet bulb measurement capability
OPERATION METHOD: Withdraw thermometer halfway, moisten wick, swing for two minutes, then read wet and dry bulb temperatures
SLIDE RULE CALCULATOR: Case and slide form integrated slide rule for calculating relative humidity from temperature readings
DIMENSIONS: Measures 8.25 inches height x 1.375 inches width x 0.625 inches depth; includes operating instructions
Description
This pocket sling psychrometer measures temperature from 20°F to 120°F with ±1.0°F accuracy and relative humidity from 10% to 100% with ±3% RH accuracy. The spirit-filled thermometer provides mercury-free operation. To use, withdraw the thermometer halfway from the case, moisten the wick, swing the unit for two minutes, and read both wet and dry bulb temperatures
