Siemens Sinamics S110 Function Manual page 136

Drive functions
7.1 Servo control
Band-stop with defined reduction
Table 7- 5 Example of band-stop
STARTER filter parameters
Blocking frequency f = 500 Hz
SP
Bandwidth f = 500 Hz
BB
Notch depth K = -∞ dB
Reduction ABS = -10 dB
General conversion to parameters for general order filters:
● Numerator natural frequency
● Numerator damping
● Denominator natural frequency
● Denominator damping
136
Amplitude log frequency curve
ω
= =
π
2
⎛
⎜
1 1
= • • −
⎜
20
10 1
⎜ ⎜
2
⎝
20
10
=
Phase frequency curve
2
⎞
⎟
2
+
⎟
⎟ ⎟
2
•
⎠
10
10
Function Manual, 10/2008, 6SL3097-4AB10-0BP0
Drive functions