User Manual Instruction Manual

Application Notes 13-83
The resonant frequency is defined by the following equation:
Figure 13.26 shows a two mass system with a resonant frequency of 62
radians/second (9.87 Hz). One Hertz is equal to 2
π radians/second.
The insert shows the resonant frquency in details.
Figure 13.26 – Resonance
Jm is the motor inertia (seconds)
Jload is the load inertia (seconds)
Kspring is the coupling spring constant (rad
2
/sec)
resonance Kspring
Jm Jload+()
Jm Jload×
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=