Vaisala HMP155 - Manual (Page 69)

Chapter 6 ___________________________________________________Calibration and Adjustment
VAISALA _______________________________________________________________________ 67
commands in ADJUST mode. To put HMP155 in adjustment mode, just
hold down the ADJ button until the green LED lights up.
CTEXT
Use the CTEXT command to enter text to the adjustment information
field.
Example:
>ctext
Cal. info : Helsinki / FIN ? Finland
>
CDATE
Use the CDATE command to enter date to adjustment information field.
Set the adjustment date in format YYYYMMDD.
Example:
>cdate 20080320
>
Analog Output Adjustment
In the analog output calibration the analog output is forced to the
following values:
- Voltage output: 10 % and 90 % of the range
Connect HMP155 to a calibrated voltage meter in order to measure
voltage.
NOTE Hold down the ADJ button until a green LED lights up. This puts the
HMP155 in ADJUST mode.
NOTE The serial line command ACAL cannot be used with HMP155 passive
output version.
Enter the ACAL command and type the multimeter reading for each
case. Continue by pressing ENTER. When a channel is specified, only
the specified analog output channel is adjusted.