Material Thickness And Weld Shape Display; Crater Fill; Crater Fill (Wire Feed Speed Or Power); Crater Fill (Voltage Or Arc Length) - Kemppi HiArc M 400A Operating Manual

3.4.7 material thickness and weld shape display

When operating in AUTOMATIC mode the material thickness is displayed, based on your input
selections for plate thickness in mm. As you adjust the power control (2), you will see the
graphic indicating plate thickness become thicker or thinner. Select the desired settings and
you are ready to weld.
3.5

Crater fill

Crater fill function is OFF by default, when you start the machine. Press Crater fill button to
select Crater fill function ON.

3.5.1 Crater fill (wire feed speed or power)

This control knob increases and reduces the speed of filler wire delivery or power to the
welding arc at crater fill phase. The scale is regulated in meters per minute or amperes.

3.5.2 Crater fill (voltage or arc length)

This control knob increases and reduces the available output voltage of the machine to the
welding arc. The scale is regulated in volts.
In automatic mode this control knob offers minor arc voltage adjustment for fine tuning the
welding arc at crater fill phase.
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