Mitsubishi Electric MR-JE-_A Instruction Manual page 160

5. PARAMETERS
No./symbol/ Setting
name digit
PB17 Set the shaft resonance suppression filter.
NHF Use this filter to suppress a low-frequency machine vibration.
Shaft When you select "Automatic setting (_ _ _ 0)" of "Shaft resonance suppression filter selection" in [Pr. PB23], the value
resonance will be calculated automatically from the servo motor you use and load to motor inertia ratio. When "Manual setting (_
suppression _ _ 1)" is selected, the setting written to the parameter is used.
filter
When "Shaft resonance suppression filter selection" is "Disabled (_ _ _ 2)" in [Pr. PB23], the setting value of this
parameter will be disabled.
When you select "Enabled (_ _ _ 1)" of "Machine resonance suppression filter 4 selection" in [Pr. PB49], the shaft
resonance suppression filter is not available.
_ _ x x Shaft resonance suppression filter setting frequency selection
Refer to table 5.5 for settings.
Set the value closest to the frequency you need.
_ x _ _ Notch depth selection
0: -40 dB
1: -14 dB
2: -8 dB
3: -4 dB
x _ _ _ For manufacturer setting
Setting
value
_ _ 0 0
_ _ 0 1
_ _ 0 2
_ _ 0 3
_ _ 0 4
_ _ 0 5
_ _ 0 6
_ _ 0 7
_ _ 0 8
_ _ 0 9
_ _ 0 A
_ _ 0 B
_ _ 0 C
_ _ 0 D
_ _ 0 E
_ _ 0 F
PB18 Set the low-pass filter.
LPF The following shows a relation of a required parameter to this parameter.
Low-pass
filter setting Setting range: 100 to 18000
_ _ 0 _ (Initial value)
Table 5.5 Shaft resonance suppression filter
setting frequency selection
Frequency [Hz]
Disabled
Disabled
4500
3000
2250
1800
1500
1285
1125
1000
900
818
750
692
642
600
[Pr. PB23] [Pr. PB18]
Automatic setting
_ _ 1 _ Setting value
enabled
_ _ 2 _ Setting value
disabled
Function
Setting
Frequency [Hz]
value
_ _ 1 0 562
_ _ 1 1 529
_ _ 1 2 500
_ _ 1 3 473
_ _ 1 4 450
_ _ 1 5 428
_ _ 1 6 409
_ _ 1 7 391
_ _ 1 8 375
_ _ 1 9 360
_ _ 1 A 346
_ _ 1 B 333
_ _ 1 C 321
_ _ 1 D 310
_ _ 1 E 300
_ _ 1 F 290
5 - 21
Initial
Control mode
value
P S T
[unit]
00h
0h
0h
3141
[rad/s]