Machine control – Operating elements
Overview of control sections
099-00T500-EW501
2.9.2022
19
4.1.2 Control section B
Figure 4-3
Item Symbol Description
0
1
TIG ignition type signal light
Signal light on: Lift arc ignition active/HF start off. You can switch the ignition type in the
Expert menu (TIG)
> see 5.2.4 chapter
.
2
Signal light - display value in hertz
3
Signal light - display value in kilohertz
4
Signal light - display value in seconds
5
Signal light - display value in per cent
6
Signal light - display value in millimetres
7
Signal light - display value in inch
8
Excess temperature signal light
In case of excess temperature, temperature monitors de-activate the power unit, and
the excess temperature control lamp comes on. Once the machine has cooled down,
welding can continue without any further measures.
9
Coolant fault signal light
Signals pressure loss or low coolant level in the coolant circuit.
10
Welding current signal light
Display of the welding current in amperes.
11
Signal light for lock function
> see 4.3.6 chapter
12
Character function signal light
Indicates that it is possible to weld in an environment with major electric hazards, such
as in boilers. Service must be informed if this signal light is not on.
