Siemens SINUMERIK 840D sl Operating Manual page 110

Working in the manual mode
5.2 Selecting a tool and spindle
Display
DL
ST
Spindles 1 and 2 (e.g. S1)
Spindle M function
Other M functions
G zero offset
Measurement unit
Machining plane
Gear stage
Stop position
Note
Spindle positioning
You can use this function to position the spindle at a specific angle, e.g. during a tool change.
● A stationary spindle is positioned via the shortest possible route.
● A rotating spindle is positioned as it continues to turn in the same direction.
110
Meaning
Number for additive and setup offset
Sister tool (for replacement tool strategy)
Spindle selection for master spindle and identification with spindle num‐
ber
Spindle off: Spindle is stopped
CCW rotation: Spindle rotates counterclockwise
CW rotation: Spindle rotates clockwise
Spindle positioning: Spindle is moved to the desired position.
Input of machine functions
Refer to the machine manufacturer's table for the correlation between
the meaning and number of the function.
Selection of the zero offset (basic reference, G54 - 57)
You can select zero offsets from the tool list of settable zero offsets via
the "Zero offset" softkey.
Selection of the unit of measurement (inch, mm).
The setting made here has an effect on the programming.
Selection of the machining plane (G17(XY), G18 (ZX), G19 (YZ))
Specification of the gear stage (auto, I - V)
Input of the spindle position in degrees
Operating Manual, 05/2017, A5E40869190
Grinding