Siemens Sinamics S120 Function Manual page 92

Servo control
3.7 Current setpoint filters
Transfer function general 2nd order filter
Numerator natural frequency f
Numerator damping D
Denominator natural frequency f
Denominator damping D
Table 3- 8 Example of general 2nd order filter
STARTER filter parameters
Numerator frequency f = 500 Hz
Z
Numerator damping D
Z
Denominator frequency f
Denominator damping D
Function diagrams (see SINAMICS S120/S150 List Manual)
● 5710 Current setpoint filters
Overview of important parameters (see SINAMICS S120/S150 List Manual)
● p1656[0...n] Current setpoint filter activation
● p1657[0...n] Current setpoint filter 1 type
● p1658[0...n] Current setpoint filter 1 denominator natural frequency
● p1659[0...n] Current setpoint filter 1 denominator damping
● p1660[0...n] Current setpoint filter 1 numerator natural frequency
● p1661[0...n] Current setpoint filter 1 numerator damping
● ...
● p1676[0...n] Current setpoint filter 4 numerator damping
● p1699 Filter data transfer
90
Z
N
Amplitude log frequency curve
= 0.02 dB
= 900 Hz
N
= 0.15 dB
N
Z
N
Function Manual, (FH1), 01/2012, 6SL3097-4AB00-0BP2
Phase frequency curve
Drive functions