December 2001 Commissioning 6 – 483
Position controller Adjusting the position control loop:
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7 Activate a PLC program that is adapted to the machine.
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7 Ensure that the position control loop is closed (W1038/W1040) and all
inputs/outputs are properly operated.
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7 Optimize the position control loop in the following 12 steps:
If the position controller still oscillates after optimization, check the I factor
(may be too high).
1. Check the traversing direction (see flowchart):
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7 In MP1340.x, enter the sequence in which the reference points are to be
traversed.
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