Relative humidity adjustment after sensor change, Fcrh, One-point humidity and temperature adjustment – Vaisala HMP155 User Manual
Page 67
Chapter 6 ___________________________________________________Calibration and Adjustment
VAISALA _______________________________________________________________________ 65
Relative Humidity Adjustment after
Sensor Change
After sensor change, carry out the procedure as described in previous
sections. Just replace the CRH command with the FCRH command.
FCRH
Example
:
>fcrh
RH : 25.19 Ref1 ? 11.3
Press any key when ready ...
RH : 70.02 Ref2 ? 75.5
OK
>
The
OK
indicates that the calibration has been successful.
One-Point Humidity and Temperature
Adjustment
One-point humidity and temperature adjustment can be done by using the
following serial line commands:
- CRH and FCRH commands for humidity adjustment
- CT and CTA commands for temperature adjustment
To make an adjustment, just enter the command , press space bar and
then enter the reference value, as in the example below.
Example
:
Crh 20.0
OK