Displaying Global User Data (Gud) - Siemens SINUMERIK 840D sl Operating Manual

Machining the workpiece
6.11 Display and edit user variables
6.11.4

Displaying global user data (GUD)

Global user variables
Global GUDs are NC global user data (Global User Data) that remains available after switching
the machine off.
GUDs apply in all programs.
Definition
A GUD variable is defined with the following:
● Keyword DEF
● Range of validity NCK
● Data type (INT, REAL, ....)
● Variable names
● Value assignment (optional)
Example
DEF NCK INT ZAEHLER1 = 10
GUDs are defined in files with the ending DEF. The following file names are reserved for this
purpose:
File name
MGUD.DEF
UGUD.DEF
GUD4.DEF
GUD8.DEF, GUD9.DEF
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3. Activate the checkbox "also delete comments" if the associated com‐
ments should also be automatically deleted.
4. Press the "OK" softkey.
● A value of 0 is assigned to the selected R parameters or to all R
parameters.
● The selected comments are also deleted.
Meaning
Definitions for global machine manufacturer data
Definitions for global user data
User-definable data
User-definable data
Operating Manual, 05/2017, A5E40868517
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