OTC DTX-3000 AC/DC - Page 25

Operation
25
DTX-2200-3000 AC/DC
L8 SPOT WELDING
This can be used by pushing the torch button to spot weld for a preset period of time (in seconds) at the end of
which the arc switches off automatically.
The tack welding function is divided into 3 types:
• TIG LIFT DC tack welding.
• TIG HF DC tack welding with a single coldTack point.
• TIG HF DC tack welding with a Multi-ColdTack function.
See the relevant paragraphs in the subsequent pages of this manual.
■ DISPLA Y
Displays the selections made using the various Keys (with corresponding LED on or flashing) and
regulated using the ENCODER knob.
The button can also be used to view:
L32 AMPERE (CURRENT )
• When the machine is in stand-by, the Amps (A) set.
• When the machine is welding the real Amps (A) at
which the operator is actually welding.
WARNING: LED L32 switched on and steady.
L33 VOLT (VOLTAGE)
• The actual VOLTS (V) at the welding clamps
(the value displayed CANNOT BE CHANGED OR REGULATED).
WARNING: LED L33 switched on and steady.
■ ENCODER knob
This is used to regulate and change the welding parameters,
according to which LED is switched on and the value shown
on the DISPLAY, which is necessary for the machine to work correctly.
■ SAVE “MEM”
Used to save the parameters for the welding programs.
■ PROGRAM “PRG”
Used to call up welding programs.