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3.6
trigger logic function
The HiArc power source is equipped with a crater fill function, which makes your welding
more efficient and helps you avoid welding defects at the end of the weld sequence.
With this function you can use an additional crater fill current level, which can be lower or
higher than your normal welding current level.
2t mode
MIG welding with 2T mode of the gun trigger.
• Push the trigger – welding starts after preset pre-gas time.
• Release the trigger – welding ends. Post-gas flows for preset time.
EN
1.
1.
Pre-gas time
2.
Post-gas time
2t mode and crater fill function
• Push the trigger – welding starts after preset pre-gas time.
• Release the trigger – values drop to preset crater fill level and welding ends after preset
time. Post-gas flows for preset time.
1.
1.
Pre-gas time
2.
Crater fill time
3.
Post-gas time
16
HiArc M 400A, M 500A
2.
2.
3.
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