One-point dewpoint adjustment using serial line – Vaisala DMT346 User Manual
Page 156
User's Guide _______________________________________________________________________
156 __________________________________________________________________ M210762EN-G
5.
Enter the actual reference frostpoint temperature.
6.
The transmitter performs T
d/f
adjustment. This may take up to six
(6) minutes.
0706-026
Figure 77
Completing T
d/f
Adjustment
7.
The adjustment is now completed.
NOTE
Several AutoCals can be necessary after this adjustment has been
performed until the transmitter reaches full accuracy.
One-point Dewpoint Adjustment Using
Serial Line
1.
Let the sensor stabilize for at least one (1) hour.
2.
Press the ADJ button on the motherboard to enable adjustments.
3.
Use the AØ1 command to perform the adjustment.
AØ1
Example:
>a01
Tf : -34.25 'C Ref ? -33
Wait for Purge data...OK
>
4.
Press the ADJ button on the motherboard inside the transmitter to
disable adjustments.
NOTE
Several AutoCals can be necessary after this adjustment has been
performed until the transmitter reaches full accuracy.