HEIDENHAIN TNC 640 (34059x-04) - Manual (Page 10)

Fundamentals
TNC model, software and features
10
TNC 640 | User's Manual
HEIDENHAIN Conversational Programming | 3/2014
Cross Talk Compensation (CTC) software option (option number 141)
■ Determination of dynamically caused position deviation through axis
acceleration
Compensation of axis
couplings
■ Compensation of the TCP
Position Adaptive Control (PAC) software option (option number 142)
■ Changing of the control parameters depending on the position of the
axes in the working space
Changing control
parameters
■ Changing of the control parameters depending on the speed or
acceleration of an axis
Load Adaptive Control (LAC) software option (option number 143)
■ Automatic determination of workpiece weight and frictional forces Dynamic changing of control
parameters
■ Continuous adaptation of the parameters of the adaptive precontrolling
to the actual weight of the workpiece during machining
Active Chatter Control (ACC) software option (option number 145)
Fully automatic function for chatter control during machining