Siemens SINUMERIK 840D sl Programming Manual page 341

Meaning
GFRAME<n>:
<n>:
NC programming
Programming Manual, 12/2019, 6FC5398-2EP40-0BA0
Activation of the grinding frame <n> of the data management
G group: 64
Basic position: MD20150 $MC_GCODE_RESET_VALUES[63]
Effectiveness: Modal
Number of the grinding frame
Range of values: 0, 1, 2, ... 100
2.12 Coordinate transformations (frames)
Fundamentals
341