Nidec Control Techniques Digitax-SF DA21223, Instruction Manual

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5
Settings
5. Settings
Digitax SF
Instruction Manual
５. Parameters
5.
Parameters
No. 171.0
Torque command filter:
Notch filter 2 - Frequency
Range Default Characteristics
0 to 2,500
2,500
[Hz]
Function
Use
Set the notch frequency of torque command notch filter 2.
Prerequisite Torque command filter: Notch filter 2 switch (160.3) = 1 (Enable)
Related To No. 160.3, No. 172.0, No. 173.0
No. 172.0
Torque command filter:
Notch filter 2 - Width
Range Default Characteristics
1 to 16 8
Function
Use
Set the notch width of torque command notch filter 2.
In the default setting of this parameter, notch width=notch frequency (a factor of x1).
The larger this item is, the larger the notch width is.
In the case of multiple notch frequencies, this item increases the notch width.
Setting Factor Notch Width
16 x2 large
12 x1.5 ↑
8 x1 ↓
4 x0.5 small
Prerequisite Torque command filter: Notch filter 2 switch (160.3) = 1 (Enable)
Related To No. 160.3, No. 171.0, No. 173.0
No. 173.0
Torque command filter:
Notch filter 2 - Depth
Range Default Characteristics
0 to 256 0
Function
Use
Set the depth at the notch frequency of Torque command Notch filter 2.
Setting Notch Depth
０ 0 % pass-through
↑ ↑
↓ ↓
256 100 % pass-through
・The larger this item is, the shallower the notch depth is.
・If the noise cannot be eliminated by setting a notch filter, increase the setting gradually
(e.g., 50, 100, 150 and so on), which decreases the notch depth.
Prerequisite Torque command filter: Notch filter switch (160.1) = 1 (Enable)
Related To No. 160.3, No. 171.0, No. 172.0
7
Tuning
7
Tuning
7
Tuning
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