Machine control – Operating elements
Overview of control sections
12
099-00T405-EW501
02.07.2020
Item Symbol Description
0
11
VRD
Voltage reduction device (VRD) signal light
> see 5.5 chapter
12
Hold Signal light Status display
After each completed welding task, the last values used in the welding process for the
welding current and welding voltage are shown on the displays, and the signal light will
be on
13
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.
14
Access control active signal light
Signal light is on when access control is active on the machine con-
trol
> see 5.4 chapter
.
15
Without function in this machine version.
4.1.2 Control section B
Figure 4-3
Item Symbol Description
0
1
Parameter selection push-button, left
The welding sequence parameters are selected one after another in an anti-clockwise
direction. For control systems without this button settings are done exclusively via the
control button.
2
Control button
Central control button to be pressed or turned
> see 4.3 chapter
.
3
Parameter selection push-button, right
The welding sequence parameters are selected one after another in a clockwise direc-
tion. For control systems without this button settings are done exclusively via the con-
trol button.
4
Balance signal light
Pulse balance
5
Electrode diameter signal light
Ignition optimisation (TIG)/tungsten balling basic setting
6
Gas post-flow time
7
sec
Down-slope time
signal light
8
AMP%
sec
Signal light, two colour
Red: Secondary or pulse pause current
(% of AMP)
Green: Pulse pause time
/slope time
(Expert menu)
