Design and function
Welding torch (operating variants)
099-000109-EW501
23.08.2018
85
5.8.7
Potentiometer torch (8-pole)
The welding machine needs to be configured for operation with a potentiometer
torch
> see 5.8.7.1 chapter
.
Potentiometer torch with one torch trigger
Figure
Operating ele-
ments
Explanation of symbols
BRT 1 = torch trigger 1
Functions
Mode
Operating ele-
ments
Welding current on/off
3
Secondary current (tapping function
1
)
Increase welding current
Decrease welding current
Potentiometer torch with two torch triggers
Figure
Operating ele-
ments
Explanation of symbols
BRT 1 = torch trigger 1
BRT 2 = torch trigger 2
Functions
Mode
Operating ele-
ments
Welding current on/off
3
Secondary current
Secondary current (tapping function
1
)
Increase welding current
Decrease welding current
1
> see 5.8.1 chapter
5.8.7.1 Configuring the TIG potentiometer torch connection
DANGER
Risk of injury due to electrical voltage after switching off!
Working on an open machine can lead to fatal injuries!
Capacitors are loaded with electrical voltage during operation. Voltage remains present
for up to four minutes after the mains plug is removed.
1.
Switch off machine.
2.
Remove the mains plug.
3.
Wait for at last 4 minutes until the capacitors have discharged!
