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PULSE AC TIG WELDING — SET UP PARAMETERS:
Material = aluminum x 1/8"
/
Tungsten Electrode = 3/32" Zirconiated
/
Gas = Argon
4HEFOLLOWINGSTEPSAREAGUIDEFORYOUTOSETTHEMACHINEUPIN!#0ULSEMODE9OUCAN
EXPERIMENTBYCHANGINGANYOFTHEVARIABLESTOSEEWHATEFFECTITHASOVERTHEWELD)TIS
SUGGESTEDTHATYOUCHANGEONLYONEVARIABLEATATIMEANDTHENCHECKTHERESULTS)NTHISWAY
YOUACQUIREABETTERUNDERSTANDINGOFHOWEACHVARIABLEAFFECTSTHEOUTCOMEOFTHEWELD
%XAMPLEOFPULSEDWELDlNISH
EXAMPLE OF PULSE AC TIG WELDING
1
2
3
4
0REPARETHEMACHINEFOR!#4)'WELDINGASPER
THE!#4)'OPERATINGGUIDE
3ETTHE0EAK#URRENTAT!MPS
3ETTHE"ACKGROUND!MPSAROUND
"ACKGROUND!MPSISOFTHE0EAK#URRENT
EGOF!MPS
3ETTHE0ULSE&REQUENCYAROUND(Z
PULSESPERSECOND
2
3
4
3ETTHE0EAK#URRENTAT!MPS
3ETTHE"ACKGROUND
!MPSAROUND
3ETTHE0ULSE&REQUENCYAROUND
(ZPULSESPERSECOND
TIME = 1 SECOND
)
,
*
+
)
,
*
+
9
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+
9
*
+
9
*
+
:
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-
)
,
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+
9
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-
PEAK
CURRENT
/N
4IME
PULSE WIDTH
BACKGROUND AMPS
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