Design and function
TIG welding
099-004833-EW501
22.04.2013
77
5.11.8 TIG program sequence ("Program steps" mode)
5.11.8.1 TIG parameter overview
The parameter settings are made on welding machine control M3.19
Figure 5-45
Basic parameters
Display Meaning/explanation
Setting
range
GASstr
Gas pre-flow time
0.0 s to 0.9 s
GASend:
Gas post-flow time
0.0 s to 20.0 s
Start program P
START
Display Meaning/explanation
Setting
range
Istart
Ignition current
0% to 200%
tstart
Duration
0.0 s to 20.0 s
Main program P
A
Display Meaning/explanation
Setting
range
tS1
Slope duration from P
START
to P
A
(up slope)
0.0 s to 20.0 s
t2
Duration
0.01 s to 20.00 s
tS3
Slope duration from P
B
to P
A
0.00 s to 20.00 s
Reduced main program P
B
Display Meaning/explanation
Setting
range
tS2
Slope duration from P
A
to P
B
0.00 s to 20.00 s
I3
Welding current
0% to 100%
t3
Duration
0.01 s to 20.00 s
End program P
END
Display Meaning/explanation
Setting
range
tSe
Slope duration from P
A
or P
B
to P
END
(down slope)
0.0 s to 20.0 s
Iend
Welding current
0% to 100%
tend
Duration
0.0 s to 20.0 s
P
START
, P
B
, and P
END
are relative programs whose welding current settings are a percentage based on the
general welding current setting.
NOTE
Before setting the program parameters, select an operating mode that supports
program sequence parameters (special non-latched/special latched, etc. )
Istart
I3
Iend
tstart
tS1
t2
tS2
t3
tS3
tSe
tend
P
START
P
A
P
A
P
B
P
END
t
I