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15 hardware 4–79, 15 hardware – HEIDENHAIN TNC 370D User Manual

Page 82

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July 02

Machine Parameters

TNC 370 D

4–79

4.15 Hardware

Machine
parameter

Function and input

Change via

Reaction

MP7620

Feed-rate override and spindle override
Input: %xxxx
Bit 0: Feed rate override if the rapid tra-
verse key is pressed in the "program run"
operating mode
0 =

override not in effect

1 =

override in effect

Bit 1: no function
Bit 2: Feed rate override if the rapid tra-
verse key and the machine direction button
are pressed in the "manual" operating mode
0 =

override not in effect

1 = override in effect
Bit 3: Feed-rate override and spindle
override in 1% steps or according to a
nonlinear curve
0 =

1% steps

1 =

Nonlinear curve

PLC
RUN

MP7640 Handwheel

Input:
0 = no handwheel
1 = reserved
2 = HR 130
3 = reserved
4 = reserved
5 = up to three HR 150 via HRA 110
6 = HR 410
7 = reserved
8 = reserved
9 = reserved
10 = reserved

CN

MP7641

Entry of interpolation factor
Input: %xxxxx
Bit 0 = 0 Interpolation factor via TNC

keyboard
1 Interpolation factor via PLC
module 9036

Bit 1 = 1 Handwheel active in

Programming and Editing mode

Bit 2 = 1 Interpolation factor via keyboard

and module

Bit 3 = 1 Handwheel input active in every

operating mode

Bit 4 = 1 Handwheel active during return to

the contour

CN
PLC
RUN