Siemens SINUMERIK 840D sl Function Manual page 616

Measurement (M5)
Brief description
Axial measurement
In the case of axial measuring, a trigger event which initiates a measuring operation is
programmed in a part program block. A measuring mode for the measurement is selected
together with the axis in which the measurements must be taken.
Measuring cycles
A description of how to handle measuring cycles can be found in:
References:
/BNM/ Programming Manual Measuring Cycles
616
Function Manual, 03/2009, 6FC5397-1BP10-4BA0
Extended Functions