5. PARAMETERS 
5 -  32 
 
Control 
mode 
No./symbol/ 
name 
Setting 
digit 
Function 
Initial 
value 
[unit] 
P S T 
Set the shape of the machine resonance suppression filter 5. 
When "Robust filter selection" is "Enabled (_ _ _ 1)" in [Pr. PE41], the machine resonance suppression filter 5 is not 
available. 
PB51 
NHQ5 
Notch shape 
selection 5 
_ _ _ x  Machine resonance suppression filter 5 selection 
0: Disabled 
1: Enabled 
0h 
  _ _ x _  Notch depth selection 
0: -40 dB 
1: -14 dB 
2: -8 dB 
3: -4 dB 
0h 
  _ x _ _  Notch width selection 
0: α = 2 
1: α = 3 
2: α = 4 
3: α = 5 
0h 
  x _ _ _  For manufacturer setting  0h       
PB52 
VRF21 
Vibration 
suppression 
control 2 - 
Vibration 
frequency 
  Set the vibration frequency for vibration suppression control 2 to suppress low-
frequency machine vibration. 
When "Vibration suppression control 2 tuning mode selection" is "Automatic setting 
(_ _ 1 _)" in [Pr. PB02], this parameter will be set automatically. Set manually for 
"Manual setting (_ _ 2 _)". 
To enable the setting of this digit, set "Vibration suppression mode selection" to "3 
inertia mode (_ _ _ 1)" in [Pr. PA24]. 
 
Setting range: 0.1 to 300.0 
100.0  
[Hz] 
 
PB53 
VRF22 
Vibration 
suppression 
control 2 - 
Resonance 
frequency 
  Set the resonance frequency for vibration suppression control 2 to suppress low-
frequency machine vibration. 
When "Vibration suppression control 2 tuning mode selection" is "Automatic setting 
(_ _ 1 _)" in [Pr. PB02], this parameter will be set automatically. Set manually for 
"Manual setting (_ _ 2 _)". 
To enable the setting of this digit, set "Vibration suppression mode selection" to "3 
inertia mode (_ _ _ 1)" in [Pr. PA24]. 
 
Setting range: 0.1 to 300.0 
100.0  
[Hz] 
 
PB54 
VRF23 
Vibration 
suppression 
control 2 - 
Vibration 
frequency 
damping 
  Set a damping of the vibration frequency for vibration suppression control 2 to 
suppress low-frequency machine vibration. 
When "Vibration suppression control 2 tuning mode selection" is "Automatic setting 
(_ _ 1 _)" in [Pr. PB02], this parameter will be set automatically. Set manually for 
"Manual setting (_ _ 2 _)". 
To enable the setting of this digit, set "Vibration suppression mode selection" to "3 
inertia mode (_ _ _ 1)" in [Pr. PA24]. 
 
Setting range: 0.00 to 0.30 
0.00 
 
PB55 
VRF24 
Vibration 
suppression 
control 2 - 
Resonance 
frequency 
damping 
  Set a damping of the resonance frequency for vibration suppression control 2 to 
suppress low-frequency machine vibration. 
When "Vibration suppression control 2 tuning mode selection" is "Automatic setting 
(_ _ 1 _)" in [Pr. PB02], this parameter will be set automatically. Set manually for 
"Manual setting (_ _ 2 _)". 
To enable the setting of this digit, set "Vibration suppression mode selection" to "3 
inertia mode (_ _ _ 1)" in [Pr. PA24]. 
 
Setting range: 0.00 to 0.30 
0.00