MTS Series 793 - Manual (Page 113)

How to Perform Advanced Tuning Techniques
MTS Series 793 Tuning and Calibration Tuning Procedures 113
4. In the selected Compensation tab, set the Conversion Gain and Integrator
Gain.
A. Set Conversion Gain to either:
– The calculated conversion gain value. (See “Calculating conversion
gain” on page 111 for the calculation formula.)
– A value between 0.8 and 1.0. (The stiffer the specimen, the smaller the
value.)
B. Set Integrator Gain to 0.
5. Install a dummy specimen.
6. Set Limits to protect you, your equipment, and your specimen.
Standalone FlexTest SE Controllers: See “About Limit Detectors” in the
FlexTest SE Users manual for more information.
Automated Controllers: See “About Limit Detectors” in the MTS Series
793 Control Software manual for more information.
7. Set up a simple test program using the Function Generator (FG).
A. For Control Mode, select the dual compensation control mode to be
tuned.
B. For Command Type, select Cyclic.
C. Create a command with an amplitude and frequency appropriate for the
specimen.
D. For Wave Shape, select Sine.
E. Select a Compensator method.
8. Configure the Scope window to monitor command and secondary (force)
feedback signals.
Standalone FlexTest SE Controllers: See “Scope” in the FlexTest SE
Users manual for more information.
Automated Controllers: See “About the Scope” in the MTS Series 793
Control Software manual for more information.