MTS Series 793 - Manual (Page 109)

How to Perform Advanced Tuning Techniques
MTS Series 793 Tuning and Calibration Tuning Procedures 109
4. Set the bandwidth for the application of Limiting P Gain.
Use the Bandwidth control to define the bands in which Limiting P Gain is
applied.
5. Select the CLC control mode to test system response.
Adjust the Active P Gain if the actuator’s displacement response is
sluggish.
Adjust the Limiting P Gain if the actuator’s force response is sluggish.
6. Save the tuning values.
Standalone FlexTest SE Controllers: Select Setup > Open/Save
Parameters > <<Save>>.
Automated Controllers: In the Station Manager window’s File menu,
select Save Parameters.
Setting the Limiting P Gain bandwidth of the limiting channel
Upper Limit
Limiting P Gain is turned on only within the upper and lower bands.
The bands are defined by the Bandwidth control, as shown in the
illustration.
Lower Limit
10 kN
0 kN
5 kN
-5 kN
-10 kN
Bandwidth 2.5 kN