EWM Phoenix 401 Progress puls MM FKW Operating Instructions Manual page 58

Design and function
MIG/MAG welding
Latched mode with superpulse
Step 1:
•
Press and hold torch trigger
•
Shielding gas is expelled (gas pre-flows)
• Wire feed motor runs at "creep speed".
•
Arc ignites after the wire electrode makes contact with the workpiece; welding current flows.
•
Start the super pulse function beginning with main program P
The welding parameters change at the specified times between main program P
main program P
Step 2:
•
Release torch trigger (no effect)
Step 3:
•
Press torch trigger (no effect)
Step 4:
•
Release torch trigger
•
Super pulse function is ended.
•
WF motor stops.
•
Arc is extinguished after the preselected wire burn-back time expires.
•
Gas post-flow time elapses.
58
.
B
Figure 5-23
.
A
and the reduced
A
099-005323-EW501
21.05.2014