HEIDENHAIN iTNC 530 (340 420) - Manual (Page 429)

HEIDENHAIN iTNC 530 401
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.8 A
d
ditional F
unctions
FN25: PRESET: Setting a new datum
With the function FN 25: PRESET, it is possible to set a new datum in
an axis of choice during program run.
U U U U Select a Q parameter function: Press the Q key (in the numerical
keypad at right). The Q parameter functions are displayed in a soft-
key row.
U U U U To select the additional functions, press the DIVERSE FUNCTIONS
soft key.
U U U U Select FN25: Switch the soft-key row to the second level, press the
FN25 DATUM SET soft key
U U U U Axis?: Enter the axis where you wish to set the new datum and
confirm with ENT
U U U U Value to be calculated?: Enter the coordinate for the new datum
point in the active coordinate system
U U U U New datum?: Enter the value that the new datum point will have in
the new coordinate system
Example: Set a new datum at the current coordinate X+100
Example: The current coordinate Z+50 will have the value -20 in
the new coordinate system
This function can only be programmed if you have entered
the code number 555343, see “Code Numbers,” page 445.
56 FN25: PRESET = X/+100/+0
56 FN25: PRESET = Z/+50/-20