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Welding sequence of MIG 2T/4T operation
Mode
Schematic diagram
2T
4T
Torch trigger
Gas supply
Output terminal
voltage
Wire feed
Welding current
Pre-flow
No-load voltage
Anti-stick time
Post-flow supply time
Slow wire feed
Welding
Welding current
Wire feed
Output terminal
voltage
Gas supply
Torch trigger
Pre-flow
No-load voltage
Anti-stick time
Post-flow supply time
Slow wire feed
Crater current
Basic welding
Crater welding
