Filter
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7. SPECIAL ADJUSTMENT FUNCTIONS
7 - 12
(1) Function
Command notch filter has a function that lowers the gain of the specified frequency contained in a
position command. By lowering the gain, load-side vibration, such as work-side vibration and base
shake, can be suppressed. Which frequency to lower the gain and how deep to lower the gain can be
set.
Position
Load side
t
Command notch filter: disabled
Load side
t
Position
Command notch filter: enabled
(2) Parameter
Set [Pr. PB45 Command notch filter] as shown below. For the command notch filter setting frequency,
set the closest value to the vibration frequency [Hz] at the load side.
Setting
value
Command notch filter setting frequency
Setting
value
Frequency
[Hz]
00
01
02
03
0
Frequency
[Hz]
Setting
value
Frequency
[Hz]
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
10
11
12
13
14
15
16
17
18
19
1A
1B
1C
1D
1E
1F
20
21
22
23
24
25
26
27
28
29
2A
2B
2C
2D
2E
2F
30
31
32
33
34
35
36
37
38
39
3A
3B
3C
3D
3E
3F
40
41
42
43
44
45
46
47
48
49
4A
4B
4C
4D
4E
4F
50
51
52
53
54
55
56
57
58
59
5A
5B
5C
5D
5E
5F
Disabled
2250
1125
750
562
450
375
321
281
250
225
204
187
173
160
150
140
132
125
118
112
107
102
97
93
90
86
83
80
77
75
72
70
66
62
59
56
53
51
48
46
45
43
41
40
38
37
36
35.2
33.1
31.3
29.6
28.1
26.8
25.6
24.5
23.4
22.5
21.6
20.8
20.1
19.4
18.8
18.2
17.6
16.5
15.6
14.8
14.1
13.4
12.8
12.2
11.7
11.3
10.8
10.4
10.0
9.7
9.4
9.1
8.8
8.3
7.8
7.4
7.0
6.7
6.4
6.1
5.9
5.6
5.4
5.2
5.0
4.9
4.7
4.5
Notch depth
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
Setting
value
Depth
[dB]
[Pr. PB45]
-40.0
-24.1
-18.1
-14.5
-12.0
-10.1
-8.5
-7.2
-6.0
-5.0
-4.1
-3.3
-2.5
-1.8
-1.2
-0.6