66 First Steps with the iTNC 530
1.3 Programming the First Part
U Contour departure
U Select the departure function DEP CT
U Center angle? Enter the departure angle, e.g. 90°, and
confirm with the ENT key
U Circle radius? Enter the departure radius, e.g. 8 mm,
and confirm with the ENT key
U Feed rate F=? Enter the positioning feed rate, e.g.
3000 mm/min and confirm with the ENT key
U Miscellaneous function M? Switch off the coolant,
e.g. M9, with the END key: The TNC saves the entered
positioning block
U Retract the tool: Press the orange axis key Z in order
to get clear in the tool axis, and enter the value for the
position to be approached, e.g. 250. Confirm with the
ENT key
U Confirm Radius comp.: RL/RR/no comp? by pressing
the ENT key: Do not activate the radius compensation
U Confirm Feed rate F=? with the ENT key: Move at
rapid traverse (FMAX)
U Miscellaneous function M? Enter M2 to end the
program and confirm with the END key: The TNC
saves the entered positioning block
Further information on this topic
Complete example with NC blocks: See “Example: Linear
movements and chamfers with Cartesian coordinates” on page 226
Creating a new program: See “Creating and Writing Programs” on
page 107
Approaching/departing contours: See “Contour Approach and
Departure” on page 209
Programming contours: See “Overview of path functions” on page
217
Programmable feed rates: See “Possible feed rate input” on page
111
Tool radius compensation: See “Tool radius compensation” on page
198
Miscellaneous functions (M): See “Miscellaneous Functions for
Program Run Control, Spindle and Coolant” on page 357