HEIDENHAIN iTNC 530 HSCI Service Manual page 429

Functional test by
means of the logic
diagram
26 – 430
Switch on the machine.
Turn the feed-rate potentiometer to a small value.
Call the logic diagram. -->See "The LOGIC diagram" on page 11 – 124.
Enter the operands M4050 and M4051 and set the trigger to M4051.
Start recording.
Start a probing cycle with the TT.
Check the marker 4050.
If the probe is ready, this marker has the status zero.
Deflect the tool touch probe by hand.
Check the marker 4051.
If the touch probe is deflected, this marker changes to one.
The message Stylus deflected appears in the machine display.
HEIDENHAIN Service Manual iTNC 530 HSCI