Vaisala DRYCAP DMT340 SERIES Guide de l'utilisateur télécharger pdf (Page 147)

Chapter 6 ___________________________________________________Calibration and adjustment

VAISALA ______________________________________________________________________ 147

0706-024

Figure 80 Following Stabilization

5. Purge will be performed next. Follow the purge progress on the

display.

6. Let the sensor stabilize for at least 1 hour after the purge before

proceeding with the adjustment. Press READY when stabilized.

0706-025

Figure 81 Proceeding with T

d/f

Adjustment

7. Enter the actual reference frostpoint temperature.

8. The transmitter performs T

d/f

adjustment. This may take up to one

minute.

0706-026

Figure 82 Completing T

d/f

Adjustment

9. After adjustment wait for sensor to cool down which will take 2

minutes at the maximum. The adjustment is now completed.

NOTE

Several AutoCals can be necessary after this adjustment has been

performed until the transmitter reaches full accuracy.

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Vaisala DRYCAP DMT340 SERIES Guide de l'utilisateur Page 147