
The SimplIQ for Steppers Getting Started & Tuning and Commissioning Guide
MAN-BELGS (Ver. 1.1)
76
Figure 69: Notch filter at the corner frequency 359 Hz and a damping factor of 0.07
0 0.1 0.2 0.3 0.4 0.5
-3
-1.8
-0.6
0.6
1.8
3
x 10
4
Time (sec.)
Counts/sec.
Speed
Reference
0 0.1 0.2 0.3 0.4 0.5
-0.8
-0.16
0.48
1.12
1.76
2.4
Ampere
Time (sec.)
Figure 70: Test result showing how a notch filter eliminates current oscillations due to
mechanical resonance
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