Vaisala HMT310 - Manual (Page 55)

Chapter 4 _________________________________________________________________ Operation
VAISALA ________________________________________________________________________ 55
Table 17 Output Quantities and their Metric and Nonmetric
Units
Quantity Metric Unit Nonmetric Unit
RH Relative Humidity %RH %RH
T Temperature ° C ° F
TDF Dewpoint/frostpoint ° C ° F
TD Dewpoint ° C ° F
A Absolute humidity g/m 3 gr/ft 3
X Mixing ratio g/kg gr/lb
TW Wet bulb temperature ° C ° F
PPM Humid air volume/dry air
volume
ppm ppm
PW Water vapor pressure hPa psi
PWS Saturation water vapor
pressure
hPa psi
H Enthalpy kJ/kg Btu/lb
NOTE Only the quantities selected when ordering the device can be selected for
an output quantity.
Examples:
>asel td tdf
Ch1 Td lo : -40.00 'C ?
Ch1 Td hi : 100.00 'C ?
Ch2 Tdf lo : -40.00 'C ?
Ch2 Tdf hi : 60.00 'C ?
>asel x td
Ch1 x lo : 0.00 g/kg ?
Ch1 x hi : 160.00 g/kg ?
Ch2 Td lo : -40.00 'C ?
Ch2 Td hi : 60.00 'C ?
>
Scale Analog Outputs
Syntax: ASCL
Example:
>ascl
Ch1 Td lo : -40.00 'C ?
Ch1 Td hi : 100.00 'C ?
Ch2 x lo : 0.00 g/kg ?
Ch2 x hi : 500.00 g/kg ?