MTS Series 793 User Manual

Page 262

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b) On the Function Generator panel:

Select the desired Channel.

Select the Control Mode in which AIC compensation is to be tuned.

For Command Type, select Random.

For Target Setpoint, set a value appropriate for your specimen.

For RMS Amplitude (±), set a value appropriate for the test using the AIC compensator.

For Frequency Min/Max, set values appropriate for the test using the AIC compensator.

For Wave Shape, select the desired Random function with the correct spectral pre-emphasis function.

Note:

For displacement control modes, select Random - 1/F.

c) For Compensator, select AIC.

This is an example of how tracking may appear before you adjust the Convergence Rate control. Note
the separation between command and feedback.

8. Run the random noise program and optimize system response.

a) In the Station Setup window, display the AIC page for the selected channel’s control mode.

b) For Adaptation State, select Resume.

262 MTS Series 793 Control Software

Station Setup

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