252 Rockwell Automation Publication 2094-UM001J-EN-P - March 2017
Appendix D Configure the Load Observer Feature
3. Click the Output tab in the Axis Properties dialog box.
a. Check Enable Notch Filter Frequency and set the Notch Filter
Frequency to the resonant frequency with the largest amplitude.
b. If multiple resonances have nearly the same amplitude, set the Notch
Filter Frequency to the lowest resonant frequency.
c. If the problem persists, also check Enable Low-pass Output Filter and
set the Low-pass Output Filter Frequency to the next largest resonant
frequency.
d. Click OK.
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