Technical Data - HEDÜ M540 Manual De Uso

Calibration
When does calibration begin?
The calibration starts automatically after an opening or a closing of
battery case.
Which tools do I need to calibrate the electronic?
You just need a table with an even surface and less down-grade
than 3°.
How to do?
1) ‚After closing the battery case you will see the following indication:
2)
Put the air-level in normal position on the table.
3)
Press the „C" button. The „H" appears and starts flashing. Afterwards the
following indication is visible.
4)
Now turn the level through 180°.
5)
Press the „C" button to complete the calibration.

Technical Data:

Measuring range:
Max. humidity while measuring:
Accuracy:
Resolution of display:
Batteries:
Weight:
4 x 90° (0 - 360°)
90% RH
0,1°
0,1°
2 x AAA
700 g
5