Spotmatic - EWM T 4.00 - AC/DC Comfort 2.0 Operating Instruction

4.1.7.5

spotmatic

In contrast to spotArc operating mode, the arc is not ignited by pressing the torch trigger as is usual, but
by briefly touching the tungsten electrode against the workpiece. The torch trigger is used for welding
process activation. The process can be activated separately for each spot or also on a permanent basis.
The setting is controlled using the process activation
menu > see 4.7 chapter:
•
Separate process activation (
The welding process has to be reactivated for every arc ignition by pressing the torch trigger.
•
Permanent process activation (
The welding process is activated by pressing the torch trigger once. The following arc ignitions are
initiated by briefly touching the tungsten electrode against the workpiece.
For spotmatic the separate process activation and the short spot time setting range are enabled by
default.
Ignition by touching the tungsten electrode against the workpiece can be disabled in the machine
configuration menu with parameter
setting range can be selected in the machine configuration menu.
The duration is set in the machine configuration menu using parameter
099-00T400-EW501
21.10.2016
parameter in the configuration
> )
:
> )
:
. In this case the function works as with spotArc, but the spot time
Figure 4-12
Welding procedure
TIG welding
> see 4.7 chapter
EXIT
4s
27