“MODE” Button:
- Measurement mode change
- Thickness increase during calibration
- Two-point calibration on-off
- 6-point calibration for ferrous metals
“PWR” Button:
- Device on-off
- Backlight on-off
- Next calibration point
- Save calibration
“UNIT” Button:
- Change of display units
- Thickness decrease during calibration
- Activation of zero correction
- Zero and two-point calibration reset
- 6-point calibration for non-ferrous metals