Miller Electric MPi 220P Owner's Manual page 31

5-4. 2T − 4T Trigger Mode Selection (TIG Process)
4
SCROLL THROUGH SEQUENCERS (2T And 4T Trigger Mode)
2T
5
0.5S
4
Trigger Mode
Setup Menu
2T
2
Press And Release
5
6
0.5S
0.6S
2
1
3
4T
6
7
0.6S
40A
3
1 Process Selection P1 Push
Button
2 Sequencer Set-Up P2 Push
Button
3 Sequencer Adjustment P3
Push Buttons
4 Wire Feed Speed (WFS)
Adjustment Knob
While in TIG mode, select desired
trigger mode as follows:
Press and release P2 push button
to enter in trigger mode set-up
menu. Select desired trigger mode
by using P3 push buttons or WFS
adjustment knob.
5 Slope Up Time
Use control to select amount of time
that it takes to slope up/down from
initial amperage to weld amperage.
To disable, set to 0. When this item
is selected, use the Wire Feed
Speed adjustment knob or Sequen-
cer adjustment P3 push buttons to
change value. Default = 2 seconds
(min = 0 sec, max = 20.0 sec).
6 Slope Down Time
Use control to select amount of time
that it takes to slope up/down from
weld amperage to final amperage.
To disable, set to 0. When this item
is selected, use the Wire Feed
Speed adjustment knob or Sequen-
cer adjustment P3 push buttons to
change value. Default = 2 seconds
(min = 0 sec, max = 20.0 sec).
Press P1 push button to save and
exit from set-up menu.
Application
Slope Down time should be used
while TIG welding materials that are
crack sensitive, and/or the operator
wants to eliminate the crater at the
end of the weld.
7 Final Current
Use control to select amperage to
which weld amperage will either
slope up or down. When this item is
selected, use the Wire Feed Speed
adjustment knob or Sequencer ad-
justment P3 push button to change
the value. Default = 20 amperes
(min = 0A, max = 200A). Press P1
to save and exit from set-up menu.
Ref. 956142881_21-B
OM-253 918 Page 25