Vaisala HUMICAP MMT310 Guide de l'utilisateur télécharger pdf (Page 59)

Chapter 6 ____________________________________________________ Calibration and adjustment

VAISALA ________________________________________________________________________ 59

Temperature Calibration and Adjustment

(in One Point)

1. Remove the transmitter unit from the mounting plate (see page 18)

and press the adjustment button once (see Figure 15 on page 56).

2. Remove the probe filter (see instructions on page 51) and insert the

probe into the reference temperature.

3. Let the sensor stabilize.

4. Enter the command CT and press Enter.

5. Type C and press Enter a few times to check if the reading is

stabilized.

6. When the reading is stabilized, type the reference temperature after

the question mark and press Enter three times.

>ct

T : 16.06 Ref1 ? c

T : 16.06 Ref1 ? 16.0

Press any key when ready ...

T : 16.06 Ref2 ?

OK indicates that the calibration has succeeded.

7. Take the probe out of the reference conditions and replace the

filter. When using the stainless steel filter, take care to tighten the

filter properly (recommended force 130 Ncm).

8. If needed, record the calibration information (text and date) to the

memory of the transmitter, see Set Calibration Information Text on

page 61 and Set Calibration Date on page 61.

9. Reset the transmitter by issuing the RESET command. The

transmitter returns to normal mode.

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Vaisala HUMICAP MMT310 Guide de l'utilisateur Page 59