Vaisala HMT330 User Manual
Page 168
User's Guide _______________________________________________________________________
166 __________________________________________________________________ M210566EN-K
4.
Type C and press ENTER a few times to check if the reading is
stabilized. Let the reading stabilize, give the reference temperature
after the question mark and press ENTER three times.
When using two reference temperatures (2-point calibration) press
ENTER only twice and insert the probe to the second reference.
When the reading is stabilized, give the second reference
temperature after the question mark and press ENTER. Please,
note that the difference between the two temperature references
must be at least 30 ºC.
Example (one-point adjustment):
>ct
T : 16.06 Ref1 ? c
T : 16.06 Ref1 ? c
T : 16.06 Ref1 ? c
T : 16.06 Ref1 ? c
T : 16.06 Ref1 ? c
T : 16.06 Ref1 ? 16.0
Press any key when ready ...
T : 16.06 Ref2 ?
OK
>
5.
OK indicates that the calibration has succeeded. Enter the
calibration information (date and text) to the transmitter's memory;
see the serial commands CTEXT and CDATE.
6.
Press the ADJ button on the motherboard to close the adjustment
mode.
7.
Take the probe out of the reference conditions and replace the
filter.