Siemens SINUMERIK 840D sl Operating Manual page 104

Setting up the machine
4.6 Measuring the workpiece zero
Note
Settable work offsets
The labeling of the softkeys for the settable work offsets varies, i.e. the settable work offsets
configured on the machine are displayed (examples: G54...G57, G54...G505, G54...G599).
Please refer to the machine manufacturer's specifications.
Automatic measurement
104
8. Traverse the tool (acc. to help display) to the first measuring point P1 if
you are measuring manually.
9. Press the "Save P1" softkey.
The coordinates of the first measuring point are measured and stored.
10. Reposition the spindle holding the tool each time, approach measuring
points P2 and P3 and press the "Save P2" and "Save P3" softkeys.
11. Repeat the procedure to measure the fourth measuring point when you
measure any corner.
12. Press the "Calculate" softkey.
The corner point and angle α are calculated and displayed.
- OR -
13. Press the "Set WO" softkey.
The corner point now corresponds to the setpoint position. The calculated
offset is stored in the work offset.
1. Prepare the measurement (see steps 1 to 6 above).
2. Approach measuring point P1 with the workpiece probe and press the
<CYCLE START> key.
This starts the automatic measuring process. The position of measuring
point 1 is measured and stored.
The "P1 stored" softkey becomes active.
3. Repeat the operation to measure and store points P2 and P3.
If you are measuring a corner not equal to 90°, repeat the procedure to
measure and store point P4.
Operating Manual, 05/2017, A5E40868956
Milling