FUTEK IPM600 (D610) Digital Display - Manual (Page 41)

4.CALIBRATION
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How to set
1 Press the MODE button.
2 Press the CALIBRATION button.
3 Press the PAGE button to select the page and press the UNIT button.
4 Select the category and determine with the OK button.
5 Select the unit and determine with the OK button.
Setting call Page 2 Calibration
Scroll with the and buttons.
Scroll with the and buttons.
* A change of unit does not affect the indicated value (calibration value) .