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Locking and unlocking the power source using the 
NFC key
General remarks NFC key = NFC card or NFC key ring 
The power source can be locked using an NFC key, e.g. to prevent unauthorised access 
or welding parameters being changed without permission.
A contactless system on the control panel allows the power source to be locked and un-
locked.
The power source must be switched on before it can be locked or unlocked.
Locking and un-
locking the power 
source using the 
NFC key
Locking the power source
Hold the NFC key on the NFC key reader
The key symbol appears on the display.
The key symbol is then displayed in the status bar.
The power source is now locked.
Only the welding parameters can be viewed and adjusted using the adjusting dial.
Any attempt to call a locked function will result in a notification being displayed.
Unlocking the power source
Hold the NFC key on the NFC key reader
The crossed-out key symbol appears on the display.
The key symbol no longer appears in the status bar.
All power source functions are now available again without restrictions.
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universal
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