EWM Microplasma 105-2 PG RC, Operating Instructions Manual

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Contents
Notes on using these operating instructions
099-007033-EW501
4.1.2022
3
1 Contents
1 Contents .......................................................................................................................................... 3
2 For your safety ............................................................................................................................... 5
2.1 Notes on using these operating instructions .......................................................................... 5
2.2 Explanation of icons ............................................................................................................... 6
2.3 Safety instructions .................................................................................................................. 7
2.4 Transport and installation .................................................................................................... 10
3 Intended use ................................................................................................................................. 12
3.1 Applications .......................................................................................................................... 12
3.2 Software version .................................................................................................................. 12
3.3 Documents which also apply ............................................................................................... 12
3.3.1 Warranty ............................................................................................................... 12
3.3.2 Declaration of Conformity ..................................................................................... 12
3.3.3 Welding in environments with increased electrical hazards ................................. 12
3.3.4 Service documents (spare parts and circuit diagrams) ........................................ 12
3.3.5 Calibration/Validation............................................................................................ 12
3.3.6 Part of the complete documentation ..................................................................... 13
4 Machine description – quick overview ...................................................................................... 14
4.1 Front view / side view from left ............................................................................................ 14
4.2 Rear view / side view from right ........................................................................................... 16
4.3 Machine control – Operating elements ................................................................................ 18
4.3.1 Overview of control sections ................................................................................ 18
4.3.1.1 Control section A ................................................................................... 19
4.3.1.2 Control section B ................................................................................... 20
4.4 Operating the machine control ............................................................................................. 22
4.4.1 Main screen .......................................................................................................... 22
4.4.2 Welding power setting .......................................................................................... 22
4.4.3 Welding parameter setting in the operation sequence ......................................... 22
4.4.4 Setting advanced welding parameters (Expert menu) ......................................... 22
4.4.5 Changing basic settings (machine configuration menu) ...................................... 22
4.4.6 Welding data display ............................................................................................ 23
4.4.7 Setting the welding current (absolute/percentage) ............................................... 23
5 Design and function ..................................................................................................................... 24
5.1 Transport and installation .................................................................................................... 24
5.1.1 Ambient conditions ............................................................................................... 24
5.1.2 Machine cooling .................................................................................................... 24
5.1.3 Workpiece lead, general ....................................................................................... 25
5.1.4 Notes on the installation of welding current leads ................................................ 25
5.1.5 Stray welding currents .......................................................................................... 27
5.1.6 Mains connection .................................................................................................. 28
5.1.6.1 Mains configuration ............................................................................... 28
5.1.7 Shielding and plasma gas supply ......................................................................... 28
5.1.7.1 Pressure regulator connection .............................................................. 29
5.1.7.2 Connection of shielding gas and plasma gas hose .............................. 29
5.1.7.3 Gas test ................................................................................................. 30
5.1.7.4 Automatic gas post-flow ........................................................................ 30
5.1.8 Welding torch cooling system ............................................................................... 31
5.1.8.1 Cooling unit connection ......................................................................... 31
5.1.8.2 Connection of external recooling unit.................................................... 32
5.1.9 Welding torch and workpiece line connection ...................................................... 33
5.1.9.1 Plasma welding ..................................................................................... 33
5.1.9.2 TIG welding ........................................................................................... 34
5.2 Plasma welding .................................................................................................................... 36
5.2.1 Welding task selection .......................................................................................... 36
5.2.1.1 Setting welding procedure .................................................................... 36
5.2.2 Pilot arc ................................................................................................................. 36
5.2.2.1 Adjust pilot arc currents ........................................................................ 37
5.2.3 Expert Menu (Plasma) .......................................................................................... 38
5.3 TIG welding .......................................................................................................................... 39