Vaisala Calibration of Digital Transmitters with HMI41 Manuel d'utilisateur télécharger pdf (Page 20)

User's Guide ______________________________________________________________________

18 __________________________________________________________________ M210777EN-B

In this case, perform the calibration again. Whether the calibration

was successful or not, HMI41 always returns to show the selected

calibration mode:

After having successfully completed the calibration, turn HMI41 off

and disconnect the cable.

Two-Point Calibration

In two-point calibration mode, both offset and gain corrections are

made. This calibration mode is more accurate than offset or gain

calibrations. For performing a two-point calibration you need two

reference points with a difference of at least 50 %RH between them.

NOTE

Two-point calibration is not supported for HMT100.

Select two-point calibration with buttons ▲ and ▼:

Press ENTER and the following text appears on the display for about

1 ... 2 seconds:

1 2 ... 15 16 17 18 19 20 21 22 23 24 25 ... 35 36

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Vaisala Calibration of Digital Transmitters with HMI41 Manuel d'utilisateur Page 20