ALTANA Byko-Test MP0R - Manual (Page 18)

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The mean value is set to zero. The reading 0.00 will appear on the display.
The message STD1 (that is, calibration standard # 1) appears.
5. Place the calibration foil on the uncoated specimen and perform about 5 measurements.
After each measurement, the current single reading will appear on the display.
Note: If you want to delete wrong readings, press button [ESC]. Then, the complete data memory will be
deleted, but the calibration routine will not be interrupted. In this case, repeat the test series with the
calibration foil.
6. On the display, set the NOMINAL value for the calibration standard, e.g., "75 µm". Use the arrow key [] or
[]. The NOMINAL value of the calibration standard is printed on the standard.
7. Press button [OK]. By pressing [OK], the mean value of all readings from step 5 will be used for calibration.
Note: the function „Calibration“ can be locked to protect the instrument from unintended interventions.
Cf. Chapter 13 „Service menu“. If the calibration is called while the function lock (display: ) is active, the error
note „Er29“ will appear on the display.