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Bi-Level (Set/A2) Trigger sequence
Enter Menu GTAW and enable BILV option.
When enabled, the Bi-Level tig function replaces the 4S
trigger sequence.
To select Bi-Level sequence:
Output
Press several times until the LED above lights up
When Bi-Level is selected in left display without any
welding operation you can see the text:
B-0.0
With this sequence the arc is started as in the 4S
sequence, this means that steps 1 and 2 are the same.
3. Quickly press and release the TIG torch trigger. The
machine will switch the current level from Set to A2
(background current). Each time this trigger action is
repeated the current level will switch between the
two levels.
3A. Press and hold the TIG torch trigger when the main
part of the weld is complete.
decrease the output current at a controlled rate, or
downslope time, until the Crater current is reached. This
Crater current can be maintained as long as necessary.
To set the A2 level, user has to push SEL button until
text A2 appears on the left display: turning now the main
know is possible to set A2 in percentage of the setting
current.
NOTE: The Restart option and the Pulse function are not
available for Bi-Level Trigger sequence
LIFT TIG ON sequence
When lift tig process is selected, it is possible to
performe welding operation without the use of a trigger.
To select ON sequence:
Output
Press several times until the LED above lights up
When the sequence is selected it is possible to start a
weld with the lift method without pushing trigger.
To end the weld it is necessary to break the arc.
The parameter Starting current, Final slope and finishing
current are ignored.
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