HEIDENHAIN TNC 620 Programming Station, User Manual, Page: 352 / 695

Programming Q parameters
9.8 Additional functions
9
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HEIDENHAIN | TNC 620 | ISO Programming User's Manual | 9/2016
Group name, ID no. Number Index Meaning
Machining time, 320 3 - Momentary machining time of the active NC
program in minutes
TS triggering touch probe, 350 50 1 Type of touch probe
2 Line in the touch-probe table
51 - Effective length
52 1 Effective ball radius
2 Rounding radius
53 1 Center offset (reference axis)
2 Center offset (minor axis)
54 - Spindle-orientation angle in degrees (center
offset)
55 1 Rapid traverse
2 Measuring feed rate
56 1 Maximum measuring range
2 Safety clearance
57 1 Spindle orientation possible: 0=No, 1=Yes
2 Spindle-orientation angle
TT tool touch probe 70 1 Type of touch probe
2 Line in the touch-probe table
71 1 Center point in reference axis (REF system)
2 Center point in minor axis (REF system)
3 Center point in tool axis (REF system)
72 - Plate radius
75 1 Rapid traverse
2 Measuring feed rate for stationary spindle
3 Measuring feed rate for rotating spindle
76 1 Maximum measuring range
2 Safety clearance for linear measurement
3 Safety clearance for radial measurement
77 - Spindle speed
78 - Probing direction
Reference point from touch
probe cycle, 360 1 1 to 9
(X, Y, Z, A, B,
C, U, V, W) Last reference point of a manual touch
probe cycle, or last touch point from Cycle
0 without probe length compensation but
with probe radius compensation (workpiece
coordinate system)
2 1 to 9
(X, Y, Z, A, B,
C, U, V, W) Last reference point of a manual touch
probe cycle, or last touch point from Cycle
0 without probe length or probe radius
compensation (machine coordinate system)