HEIDENHAIN TNC 640 (34059x-02) Cycle programming - Manual (Page 416)

Touch Probe Cycles: Automatic Datum Setting
16.1 Fundamentals
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TNC 640 | User's Manual Cycle Programming | 5/2013
16.1 Fundamentals
Overview
When running touch probe cycles, Cycle 8 MIRROR
IMAGE, Cycle 11 SCALING and Cycle 26 AXIS-
SPECIFIC SCALING must not be active.
HEIDENHAIN only gives warranty for the function of
the probing cycles if HEIDENHAIN touch probes are
used.
The TNC must be specially prepared by the machine
tool builder for the use of a 3-D touch probe.
Refer to your machine manual.
The TNC offers twelve cycles for automatically finding reference
points and handling them as follows:
Setting the determined values directly as display values
Entering the determined values in the preset table
Entering the determined values in a datum table