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HEIDENHAIN TNC 370D User Manual

Page 80

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July 02

Machine Parameters

TNC 370 D

4–77

Change via

Machine
parameter

Function and input

Reaction

MP7420.1

Cycles for milling combined contour pockets
Input:

%xxxxxxxx

Bit 0 = 0 Rough out of the separate contour
areas with individual tool infeeds
Bit 0 = 1 Rough out of the separate contour
areas without withdrawing the tool

Bits 1–7 Reserved

MP7430

Overlap factor for pocket milling
Input:

0.1 to 1.414

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MP7440

Output of M functions
Input: %xxxxx
Bit 0: program stop with M06
0 = program stop with M06
1 = no program stop with M06
Bit 1 Modal cycle call M89
0 = normal code transfer of M89 at

beginning of block

1 = modal cycle call M89 at end of block
Bit 2 Program stop with M functions
0 = program stop until acknowledgment of

M function

1 = no program stop (do not wait for

acknowledgment)

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Bit 3 no function
Bit 4 Reduced feed rate in the tool axis with
M103
0 = Function not effective
1 = Function effective
Bit 5 Marker axis in position is set between

two NC sets during waiting period

0 = Function not effective
1 = Function effective

MP7460

Constant contouring speed at corners
Input:

0.000 to 179.999 [°]

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MP7470

Maximum feed rate at 100% override
Input:

0 to 300 000 [mm/min]

0 = no limit

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MP7475

Reference point for datum table
Input: 0 or 1
0 = reference point is workpiece datum
1 = reference point is machine datum

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