R Parameters - Siemens SINUMERIK 840D sl Operating Manual

Machining the workpiece
6.12 Display and edit user variables
Procedure
Display comments
Deleting R parameters and comments
6.12.3

R parameters

R parameters (arithmetic parameters) are channel-specific variables that you can use within
a G code program. G code programs can read and write R parameters.
These values are retained after the controller is switched off.
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1. Select the "Parameter" operating area.
2. Press the "User variable" softkey.
3. Press the "Global R parameters" softkey.
The "Global R parameters" window opens.
1. Press the ">>" and "Display comments" softkeys.
The "Global R parameters with comments " window opens.
2. Press the "Display comments" softkey once again to return to the "Global
R parameters" window.
1. Press the ">>" and "Delete" softkeys.
The "Delete global R parameters" window opens.
2. In fields "from global R parameters" and "to global R parameters", select
the global R parameters whose values you wish to delete.
- OR -
Press the "Delete all" softkey.
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 global R parameters – or to all
global R parameters.
● The selected comments are also deleted.
Operating Manual, 05/2017, A5E40868721
Turning