Vaisala HMM100 - Manual (Page 45)

Chapter 4 _________________________________________________________________ Operation
VAISALA ________________________________________________________________________ 43
NOTE You can use the Vaisala Humidity Calculator to simulate the effect of
pressure change to dewpoint. The Humidity Calculator can be found at:
www.vaisala.com/humiditycalculator
Set Temporary Pressure Compensation
Value
Use the XPRES command to show or set the temporary ambient pressure
value for pressure compensation. This value is cleared to 0.0 at reset.
XPRES [x.xxxx]
where
x.xxxx
= Absolute pressure in the measuring environment.
The pressure unit is bar.
NOTE Remember to save the changes!
Example:
>xpres
Pressure (bar) : 0
>
>xpres 1.029
Pressure (bar) : 1.029
>save
Saving settings...done
>