4 Machine 01.99
6FC5198-6AA60-0BP1 © Siemens AG 1999 All Rights Reserved
4-78 SINUMERIK 840C, OEM Version for Windows (BA)
4.3.8 PRESET (Set actual value) / DRF
4.3.8.1 PRESET - Offset
In the PRESET machine function, you can offset the control zero to any point
in the machine coordinate system.
M
W
ZO
Y
X
Fig. 4-36 Machine coordinate system before PRESET/DRF offset
M
W
ZO
Y
X
PRESET
DRF
M’
Fig. 4-37 Machine coordinate system after PRESET/DRF offset
M ... Machine Zero
W ... Workpiece Zero
ZO ... Zero Offset
M’... Control Zero