Protecting Welding Parameters From Unauthorised Access; Welding Data Display - EWM alpha Q 352 puls MM Operating Instructions Manual

5.15

Protecting welding parameters from unauthorised access

To protect against unauthorised or unintentional adjustment of the welding parameters on the machine,
the control input can be locked with the aid of a key switch.
In key switch position 1 all functions and parameters can be set without restriction.
In key switch position 0 the following functions and parameters cannot be changed:

5.15.1 Welding data display

To the left and right of the LCD display on the control there are 2 "arrow keys" on each side for selecting
the welding parameter to be displayed. The
bottom upwards and the
As soon as changes have been made to the settings after welding (display on hold values) the display
switches back to the nominal values.
Parameter
Welding current
Material thickness
Wire speed
Welding voltage
Motor current
JOB no.
Operating time
099-005366-EW501
31.07.2014
Protecting welding parameters from unauthorised access
button is used to scroll through the parameters from the
button is used to scroll downwards from the top.
Figure 5-16
Before welding During welding
Nominal value Actual value







Design and function
Nominal
value
 
 
 
 
 
 
 
After welding
Hold Nominal
value value
 
 
 
 
 
 
 
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