
Chapter 15 _________________________________________________Calibrationd and Adjustment
VAISALA _______________________________________________________________________ 83
6. Turn the service switch 4 to ON-position (adjustment enabled),
see page 18, Figure 4, DMP501 back panel, service switches.
7. Open
MENU: press .
8. Select ►
Settings, press .
9. Select ►
Adjustments, press .
10. Select ►Dewpoint adjustments, press .
11. Press SET. Give the reference value (Ref.) by using the
numeric buttons. Then, give the measured value (Meas.). Press
OK.
12. Select with the arrow button the next reference point and press
SET.
13. Continue giving the references.
14. Make the adjustment by pressing Adjust.
15. The adjustment result is shown.
16. Press EXIT.
17. Turn the service switch 4 to OFF-position (adjustment disabled).
The system calculates a 3rd degree correction polynomial fitted to the
adjustment data.
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