Siemens Sinumerik 840D sl Programming Manual page 328

Coordinate transformations (frames)
13.6 Programmable scaling factor (SCALE, ASCALE)
Scaling and offset
Note
If an offset is programmed with ATRANS after SCALE, the offset values will also be scaled.
Different scale factors
NOTICE
Risk of collision
Please take great care when using different scale factors! Circular interpolations can, for
example, only be scaled using identical factors.
328
TRANS
AROT
Programming Manual, 01/2015, 6FC5398-1BP40-5BA2
Fundamentals