HEIDENHAIN TNC 640 (34059x-04) ISO programming - Manual (Page 587)

Machine-specific user parameters 19.1
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TNC 640 | User's Manual for DIN/ISO Programming | 3/2014
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Parameter settings
ChannelSettings
CH_NC
Active kinematics
Kinematics to be activated
List of machine kinematics
Geometry tolerances
Permissible deviation of the radius
0.0001 to 0,016 [mm]: Permissible deviation of circle radius between circle end point
and circle starting point
Configuration of the fixed cycles
Overlap factor for pocket milling
0.001 to 1.414: Overlapping factor for Cycle 4 POCKET MILLING and Cycle 5
CIRCULAR POCKET MILLING
Display the "Spindle?" error message if M3/M4 is not active
on: Output an error message
off: Do not output an error message
Display the "Enter a negative depth" error message
on: Output an error message
off: Do not output an error message
Behavior when moving to wall of slot in the cylinder surface
LineNormal: Approach on a straight line
CircleTangential: Approach on a circular path
M function for spindle orientation
-1: Spindle orientation directly by NC
0: Function inactive
1 to 999: Number of the M function for spindle orientation
Specify behavior of the NC program
Reset the machining time when program starts
True: Machining time is reset
False: Machining time is not reset