Advanced commissioning
7.6 Basic positioner and position control
Converter with control units CU250D-2
Operating Instructions, 04/2015, FW V4.7.3, A5E34261542B AB
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6.
Following controller optimization, set the precontrol of the position controller to 100%.
7.
Check the controller characteristics again.
You have optimized the position controller.
Parameter
Meaning
p2534
Speed precontrol factor
p2538
Proportional gain / Kp
p2539
Integral time / Tn
p2731
Signal = 0: activate position controller
Advanced settings
If you permanently activate the integral time of the position controller, the characteristics of
the position control change as follows:
●
The following error while positioning goes to zero.
●
When positioning the axis, it tends to overshoot; this means that the axis briefly moves
beyond the target position.