7 – 30 HEIDENHAIN Technical Manual TNC 426, TNC 430
Coordinate transformation
210 1 – Basic rotation (manual)
2 – Programmed rotation
3 – Active mirrored axes
Bits 0 to 2 and 6 to 8:
Axes X, Y, Z and U, V, W
4 1 Active scaling factor in X
2 Active scaling factor in Y
3 Active scaling factor in Z
7 Active scaling factor in U
8 Active scaling factor in V
9 Active scaling factor in W
5 1 3-D ROT A
23-D ROT B
33-D ROT C
6 – Tilt working plane in Program Run
(0 = inactive, –1 = active)
7 – Tilt working plane in Manual
(0 = inactive, –1 = active)
8 – Angle of misalignment between the
spindle and the tilted coordinate
system
214 8 – Tolerance programmed in Cycle 32 or
MP1096
220 2 1 to 9 Current datum shift of the axes 1 to 9
3 1 to 9 Difference between reference point
and datum point
4 1 to 9 Current PLC datum shift of the axes 1
to 9
Traverse range
230 2 1 to 9 Negative software limit switches in
axes 1 to 9
3 1 to 9 Positive software limit switches in
axes 1 to 9
Nominal position in the REF system
240 1 1 to 9 Axis 1 to 9
Current position in the active coordinate system
270 1 1 to 9 Axis 1 to 9
M128 active
280 1 ––1 = M128 active,
0 = M128 not active
2 – Feed rate programmed with M128
Group
name
Group
number
ID....
System data
number
NR....
System data
index
IDX....
System data item
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