Contents
Notes on the use of these operating instructions
099-004968-EW501
27.09.2011
3
1 Contents
1
Contents..................................................................................................................................................3
2 Safety instructions.................................................................................................................................6
2.1 Notes on the use of these operating instructions ..........................................................................6
2.2 Explanation of icons.......................................................................................................................7
2.3 General..........................................................................................................................................8
2.4 Transport and installation ............................................................................................................12
2.4.1 Lifting by crane.............................................................................................................13
2.5 Ambient conditions.......................................................................................................................14
2.5.1 In operation...................................................................................................................14
2.5.2 Transport and storage..................................................................................................14
3 Intended use.........................................................................................................................................15
3.1 Applications..................................................................................................................................15
3.1.1 MIG/MAG standard welding.........................................................................................15
3.2 Documents which also apply .......................................................................................................15
3.2.1 Warranty.......................................................................................................................15
3.2.2 Declaration of Conformity.............................................................................................15
3.2.3 Welding in environments with increased electrical hazards.........................................15
3.2.4 Service documents (spare parts and circuit diagrams)................................................15
4 Machine description – quick overview ..............................................................................................16
4.1 Front view ....................................................................................................................................16
4.2 Rear view.....................................................................................................................................17
4.3 Machine control – Operating elements........................................................................................18
4.3.1 Welding machine control M1.02...................................................................................18
4.3.1.1 Internal operating elements ..........................................................................19
4.3.1.2 Setting the operating point (welding output).................................................20
4.3.1.3 Welding parameter ignition time "tZn" diagram ............................................20
4.3.2 M2.20 welding machine control....................................................................................21
4.3.2.1 Setting the operating point (welding output).................................................23
4.3.2.2 Setting the operating mode and runtime parameters ...................................23
4.3.2.3 Setting the expert parameters.......................................................................24
4.3.2.4 Explanation of symbols.................................................................................24
4.3.2.5 Welding parameter ignition time "tZn" diagram ............................................25
4.3.3 M2.40 welding machine control....................................................................................26
4.3.3.1 Select JOB number (welding task)................................................................28
4.3.3.2 Setting the operating point (welding output).................................................29
4.3.3.3 Setting the wire correction ............................................................................29
4.3.3.4 Setting the operating mode and runtime parameters ...................................30
4.3.3.5 Setting the expert parameters.......................................................................31
4.3.3.6 Explanation of symbols.................................................................................31
4.3.3.7 Welding parameter ignition time "tZn" diagram ............................................32
5 Design and function.............................................................................................................................33
5.1 General........................................................................................................................................33
5.2 Transport and installation ............................................................................................................34
5.3 Workpiece lead, general..............................................................................................................34
5.4 Machine cooling...........................................................................................................................34
5.5 Mains connection.........................................................................................................................35
5.5.1 Mains configuration ......................................................................................................35
5.6 Welding torch and workpiece line connection .............................................................................36
5.7 Shielding gas supply....................................................................................................................37
5.7.1 Connecting the shielding gas supply............................................................................37
5.7.2 Setting the shielding gas quantity.................................................................................39