HEIDENHAIN TNC 426, User Manual

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Controls on the visual display unit
Split screen layout
Switch between machining or
programming modes
Soft keys for selecting functions in screen
Switching the soft-key rows
Changing the screen settings
(only BC 120)
Typewriter keyboard for entering letters and symbols
File names
Comments
ISO
programs
Machine operating modes
MANUAL OPERATION
ELECTRONIC HANDWHEEL
POSITIONING WITH MDI
PROGRAM RUN, SINGLE BLOCK
PROGRAM RUN, FULL SEQUENCE
Programming modes
PROGRAMMING AND EDITING
TEST RUN
Program/file management, TNC functions
Select or delete programs and files
External data transfer
Enter program call in a program
MOD functions
Displaying help texts for NC error messages
Pocket calculator
Moving the highlight, going directly to blocks, cycles
and parameter functions
Move highlight
Go directly to blocks, cycles and parameter
functions
Override control knobs for feed rate/spindle speed
150
0
50
100
F %
150
0
50
100
S %
Programming path movements
Approach/depart contour
FK free contour programming
Straight line
Circle center/pole for polar coordinates
Circle with center
Circle with radius
Circular arc with tangential connection
Chamfer
Corner rounding
Tool functions
Enter and call tool length and radius
Cycles, subprograms and program section
repeats
Define and call cycles
Enter and call labels for subprogramming and
program section repeats
Program stop in a program
Enter touch probe functions in a program
Coordinate axes and numbers: Entering and editing
. . .
Select coordinate axes or
enter them into the program
. . .
Numbers
Decimal point
Change arithmetic sign
Polar coordinates
Incremental dimensions
Q parameters
Capture actual position
Skip dialog questions, delete words
Confirm entry and resume dialog
End block
Clear numerical entry or TNC error
message
Abort dialog, delete program section