Siemens SINUMERIK 840D sl Function Manual page 783

User-defined variable
Users can declare their own variables for any purpose in the → part program or data block
(global user data). A definition contains a data type specification and the variable name. See
→ System variable.
Variable definition
A variable definition includes the specification of a data type and a variable name. The
variable names can be used to access the value of the variables.
Velocity control
In order to achieve an acceptable traverse rate in the case of very slight motions per block, an
anticipatory evaluation over several blocks ( → Look Ahead) can be specified.
WinSCP
WinSCP is a freely available open source program for Windows for the transfer of files.
Working area
Three-dimensional zone into which the tool tip can be moved on account of the physical
design of the machine tool. See → Protection zone.
Working area limitation
With the aid of the working area limitation, the traversing range of the axes can be further
restricted in addition to the limit switches. One value pair per axis may be used to describe the
protected working area.
Working memory
RAM is a work memory in the → CPU that the processor accesses when processing the
application program.
Workpiece
Part to be made/machined by the machine tool.
Workpiece contour
Set contour of the → workpiece to be created or machined.
Special Functions
Function Manual, 09/2011, 6FC5397-2BP40-2BA0
Glossary
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