Mitsubishi FX3U-20SSC-H User Manual page 120

FX -20SSC-H Positioning Block User's Manual
3U
BFM Number Servo
Amplifier
X-axis Y-axis
Parameter No.
BFM BFM
PB16
#15034 #15234
BFM BFM
PB18
#15036 #15236
BFM BFM
PB19
#15037 #15237
BFM BFM
PB20
#15038 #15238
BFM BFM
PB23
#15041 #15241
BFM BFM
PB24
#15042 #15242
BFM BFM
PB26
#15044 #15244
BFM BFM
PB27
#15045 #15245
BFM BFM
PB28
#15046 #15246
BFM BFM
PB29
#15047 #15247
114
Name
Specify the notch shape used for the machine resonance suppression
filter 2 (Notch shape selection 2).
Notch shape
selection 2 • Select the machine resonance suppression filter 2
0: Disable
1: Enable
• Notch Depth
0: Deep (-40db)
1: ↑(-14db)
2: ↓(-8db)
3: Shallow (-4db)
Set the low pass filter.
Low pass filter setting
Setting range: 100 to 18000 rad/s
Vibration
Set the vibration frequency for vibration suppression control to suppress
suppression control
low-frequency machine vibration, such as enclosure vibration.
vibration frequency
Setting range: 1 to 1000 (×0.1 Hz)
setting
Vibration
Set the resonance frequency for vibration suppression control to
suppression control
suppress low-frequency machine vibration, such as enclosure vibration.
resonance frequency
Setting range: 1 to 1000 (× 0.1 Hz)
setting
Select the procedure to set the low pass filter.
0
Low pass filter
selection
0: Automatic setting
1: Manual setting (specify a number for the low pass filter setting)
Select the slight vibration suppression control.
0
Slight vibration
suppression control
• Slight vibration suppression control selection
selection
0: Disable
1: Enable
• PI-PID switch over selection
0: Enables PI control
3: Enables PID control all the time
Select the gain changing selections/conditions.
0
• Gain changing selection
Gain changing
0: Disable
selection
1: Settings designated by a gain change command take effect
2: Set command frequency as a trigger to change gain
3: Set droop pulses as a trigger to change gain
4: Set servo motor speed as a trigger to change gain
• Gain changing condition
0: Valid when a value is bigger than the set value
1: Valid when a value is smaller than the set value
Gain changing Set the value for gain changing condition.
condition Setting range: 0 to 9999 (kpps, PLS, r/min)
Gain changing time Set the time constant for changing gain.
constant Setting range: 0 to 100 ms
Gain changing
Set the ratio of load inertia moment to servo motor inertia moment when
Ratio of load inertia
gain changing is valid.
moment to servo
Setting range: 0 to 3000 (×0.1 times)
motor inertia moment
11 Buffer Memory (Parameters & Monitored Data)
Description
0
Mechanical resonance
suppression filter selection
Notch depth selection
Notch width selection
Notch Width
0: Standard (α=2)
1: ↑(α=3)
2: ↓(α=4)
3: Wide (α=5)
0 0
Low-pass filter (LPF) selection
0
Micro-vibration suppression
control selection
PI-PID switch over selection
0
Gain changing selection
Gain changing condition
11.2 Servo Parameters
Default
H0000
K3141
K1000
K1000
H0000
H0000
H0000
K10
K1
K70