CHAPTER 5 SERVO ADJUSTMENT

[4] Specify the width of the notch filter.

The width of the notch filter can be specified in four levels.

A large setting covers a wide frequency range.

A reference value of 2 is recommended in general.

Gain [dB]

Width of notch filter

Narrow: setting 0

Wide: setting 3

The notch filter is added to

eliminate the resonance point.

5

Frequency [Hz]

Use PA1_74 to 76 to add a notch filter to two resonance points simultaneously.

By setting the parameter PA1_70 to "2", the notch filter 1 can be used as the automatic

notch filter, and the notch filter 2 as the manual notch filter.

5-14 Auto Tuning Application