Limit The Integral Factor Of The Shaft Speed Controller - HEIDENHAIN TNC 426 PB/M Technical Manual

December 2001
7 7 7 7 Increase MP1511.x in increments of 10 000 until the following error is no
longer measurable.
If the machine oscillates at a standstill:
7 7 7 7 Decrease MP1512.x.

8. Limit the integral factor of the shaft speed controller:

Very high static friction can cause an axis to jerk loose and "jump" around the
target position.
7 7 7 7 Increase MP2512.x until the axis remains stationary.
Commissioning 6 – 495