Lincoln Electric IM10090 ARC TRACKER - Manual (Page 23)

D-4 MAINTENANCE D-4
ARC TRACKER™
7. Turn the Volt Meter Calibration Adjust knob located
under the volt meter on the user-interface until it
matches the reference volt meter.
8. Turn the Ammeter Calibration Adjust knob under
the ammeter on the user-interface until it matches
the reference ammeter.
9. When both the volts display and amps display on
the unit being calibrated are dialed in, press the
right pushbutton to accept the calibration values.
10. Turn the center knob until parameter P.0 is dis-
played. Press the left push button to EXIT.
11. Verify that the calibration was completed suc-
cessfully by adjusting the power source to differ-
ent set points for current and voltage comparing
the volts display and amps display on the unit
being calibrated to the reference volt meter and
ammeter. See Table D.1.
12. As left values should be entered into Table D.1.
Then the % deviation can be calculated by com-
paring the reference meter values to the ARC
TRACKER™ as left values.