6 – 224 HEIDENHAIN Technical Manual TNC 426, TNC 430
MP950.0-8 Datum for positioning blocks with M92 for axes 1 to 9
Input: -99 999.9999 to +99 999.9999 [mm] or [°]
Values with respect to the machine datum
MP960.0-8 Machine datum for axes 1 to 9
Input: -99 999.9999 to +99 999.9999 [mm] or [°]
Values with respect to the scale reference point
MP7295 Disabling “datum setting”
Format: %xxxxxxxxx
Input: Bits 0 to 8 correspond to axes 1 to 9
0: Not disabled
1: Disabled
MP7296 “Datum setting” through axis keys
Input: 0: Datum can be set by axis keys and soft key
1: Datum can be set only by soft key
Note
As of NC software 280 476-01 you can save the values for MP950.x with
the actual-position-capture key.
RM
RM
RM
Workpiece datum
Scale datum
Machine datum
RM = Reference mark