Psychrometric Basic Data Input
Barometric pressure  
Actual press (psia)
Actual press (In. Hga.)
Input Data  
RH (%)
Wet Bulb (¢µ)
Dew Point (¢µ)
Dry Bulb Temperature ¢µ
Wind Speed Mph  

Psychrometric Chart Properties
Barometric Pressure psia
Dry Bulb Temperature ¢µ
Wet Bulb Temperature ¢µ
Dew Point ¢µ
Enthalpy Btu/lb DA
Enthalpy Btu/lb
Relative Humidity %
Absolute Humidity lb H2O/lb DA
Absolute Humidity lb H2O/lb
Specific Volume ft3/lb DA
Specific Volume ft3/lb
Density lb/ft3 DA
Density lb/ft3

Other Thermodynamic Properties
Specific Humidity lbH2O/ft3
Degree of Saturation %
Specific Heat-Isobaric Btu/lb R
Specific Heat-Isometric Btu/lb R
Specific Heat-k Btu/lb R
Entropy Btu/lb R
Gas Constant ft-lbf/lbm-R
Compressibility Factor  
Sensible Enthalpy Btu/lb
Latent Enthalpy Btu/lb
Mole Fraction Dry Air %
Molecular Weight  
Wind Chill ¢µ
Speed of Sound ft/sec


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     RH (%), Wet Bulb Temperature(¢µ), Dew Point (¢µ) Áß 1°³¿Í Dry Bulb
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     - Barometric Pressure [psia]
     - Dry Bulb Temperature [¢µ]
     - Wet Bulb Temperature [¢µ]
     - Dew Point [¢µ]
     - Enthalpy [Btu/lb DA]
     - Enthalpy [Btu/lb]
     - Relative Humidity [%]
     - Absolute Humidity [lb H2O/lb DA]
     - Absolute Humidity [lb H2O/lb]
     - Specific Volume [ft3/lb DA]
     - Specific Volume [ft3/lb]
     - Density [lb/ft3 DA]
     - Density [lb/ft3]
     - Specific Humidity [lbH2O/ft3]
     - Degree of Saturation [%]
     - Specific Heat-Isobaric [Btu/lb R]
     - Specific Heat-Isometric [Btu/lb R]
     - Specific Heat-k [Btu/lb R]
     - Entropy [Btu/lb R]
     - Gas Constant [ft-lbf/lbm-R]
     - Compressibility Factor
     - Sensible Enthalpy [Btu/lb]
     - Latent Enthalpy [Btu/lb]
     - Mole Fraction Dry Air [%]
     - Molecular Weight
     - Wind Chill [¢µ]
     - Speed of Sound [ft/sec]

3. Á¦ÀÛ±Ù°Å

     ANSI/ASHRAE 41.6-1994 ±âÁØ

4. Á¦ÇÑ»çÇ×

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     -49¢µ <= Dew Point <= 200¢µ
     -148¢µ <= Dry Bulb Temperature <= 392¢µ
     -148¢µ <= Wet Bulb Temperature <= 392¢µ