HEIDENHAIN TNC 360 User Manual - Manual (Page 209)

TNC 360 11-4
11 MOD Functions
Fig. 11.1: Characteristic positions on the workpiece and scale
11.5 Machine-Specific User Parameters
The machine tool builder can assign functions to up to 16 USER
PARAMETERS. For more detailed information, refer to the operating
manual for the machine tool.
11.6 Selecting Position Display Types
The positions indicated in Fig. 11.1 are:
• Starting position A
• Target position of the tool Z
• Workpiece datum W
• Scale datum M
The TNC position display can show the
following coordinates:
• Nominal position (the value presently
commanded by the TNC) 1 ...................................................... NOML.
• Actual position (the position at which the
tool is presently located) 2 ........................................................ ACTL.
• Servo lag (difference between the nominal
and actual positions) 3 .............................................................. LAG
• Reference position (the actual position as
referenced to the scale datum)
4
.............................................. REF
• Distance remaining to the programmed position
(difference between actual and target position) 5 .................... DIST.
Select the desired information with the ENT key. It is then displayed
directly in the status field.
5 4
2 3
1
Z Z A
W
M