HEIDENHAIN IK 5394-3D - Manual (Page 384)

5-24
Chapter 5 Tolerancing & Templates
Flatness tolerance (planes)
Use flatness to specify form tolerance for planes. Flatness tolerances require a
minimum of four points. Enter additional points to increase the accuracy of
your measurements.
To perform a flatness tolerance
Step 1
Highlight the desired feature in the features list.
NOTE
Use a plane only. Flatness tolerances do not apply to other types
of features.
Step 2
Click the flatness button on the tolerance toolbar.
Step 3
Enter a value in the tolerance zone box as shown.
CAUTION
Enter tolerance values in the appropriate units of measurement.
For example, if you are measuring in metric (mm) enter tolerance
data in metric (mm).