1 fundamentals, Overview, 1 f undamentals 15.1 fundamentals – HEIDENHAIN iTNC 530 (340 49x-05) Cycle programming User Manual
Page 330

330
Touch Probe Cycles: Automatic Datum Setting
15.1 F
undamentals
15.1 Fundamentals
Overview
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
Cycle
Soft key
Page
408 SLOT CENTER REF PT. Measuring 
the inside width of a slot, and defining 
the slot center as datum
409 RIDGE CENTER REF PT. Measuring 
the outside width of a ridge, and defining 
the ridge center as datum
410 DATUM INSIDE RECTAN. 
Measuring the inside length and width of 
a rectangle, and defining the center as 
datum
411 DATUM OUTSIDE RECTAN. 
Measuring the outside length and width 
of a rectangle, and defining the center as 
datum
412 DATUM INSIDE CIRCLE Measuring 
any four points on the inside of a circle, 
and defining the center as datum
413 DATUM OUTSIDE CIRCLE 
Measuring any four points on the 
outside of a circle, and defining the 
center as datum
414 DATUM OUTSIDE CORNER 
Measuring two lines from the outside of 
the angle, and defining the intersection 
as datum
415 DATUM INSIDE CORNER 
Measuring two lines from within the 
angle, and defining the intersection as 
datum
416 DATUM CIRCLE CENTER (2nd soft-
key row) Measuring any three holes on a 
bolt hole circle, and defining the bolt-
hole center as datum
