Vaisala DMT346 - Manual (Page 158)

User's Guide _______________________________________________________________________
158 __________________________________________________________________ M210762EN-G
Adjusting Temperature Using Serial Line
CT
Use the serial line command CT to adjust the temperature.
1. Press the ADJ button on the motherboard to open the adjustment
mode.
2. Remove the probe filter and insert the probe into the reference
temperature.
3. Type CT and press Enter. Type C and press Enter to check if the
reading is stabilized.
4. Let the reading stabilize, enter the reference temperature after the
question mark and press Enter three times.
When having another reference temperature (two-point adjustment)
press Enter twice and insert the probe to the second reference.
When the reading is stabilized, enter the second reference
temperature after the question mark and press Enter. Note that the
difference between the two temperature references must be at least
30 ºC.
Example (1-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
>
OK indicates that the calibration has succeeded.
5. Press the ADJ button on the motherboard to close the adjustment
mode.
6. Take the probe out of the reference conditions and replace the
filter.