- 117 -
FIG. M
CICLO MACCHINA BI-LEVEL 4T/HF
WELDING CYCLE BI-LEVEL 4T/HF
START
CYCLE
START
PRE-GAS
/ EV = Electrovalve
/ PT = Pushbotton torch
/ HF = high frequency (if active)
START
CURRENT
WELDING
CURRENT
WELDING
CURRENT
(BI-LEVEL)
WELDING
CURRENT
Current I
2
FINAL SLOPE
DOWN
FINAL
CURRENT
START
POST-GAS
END
CYCLE
Current I
1
Current I
Start
Current I
End
Corrente I
2
Corrente I
1
Corrente I
Start
Corrente I
End
d
FIG. N
FIG. O
Summary of Contents for TIG AC/DC HF/LIFT MMA
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Page 40: ...40 8 LED Argon 99 5...
Page 103: ...103 7 2 IEC EN 60974 4 8 ON 99 5...
Page 114: ...114 FIG D FIG E FIG F...
