Siemens SINUMERIK 840D sl Operating Manual page 787

Turning
Alignment angles allow you to perform a wide range of different turning operations (for
example, internal and external longitudinal machining, surface machining with a main spindle
and counterspindle, residual material) without changing the tool.
Display of the B axis
The B axis is displayed in the following windows:
● Axis position display in actual value window
● In the "Positioning" window to position axes in manual operation
● You can display the B axis in the zero offset lists using the "Zero offset" softkey and you
can also define the offset.
Turning
Operating Manual, 05/2017, A5E40868721
Working with a B axis (only 840D sl)
17.1 Lathes with B axis
787