5 - 11
5. PARAMETERS
No. Symbol
Name
and
Function
Initial
Value
Unit
Setting
Range
PB02 VRFT Vibration suppression control tuning mode (advanced vibration suppression control)
This parameter cannot be used in the speed control mode.
The vibration suppression is valid when the parameter No. PA08 (auto tuning) setting is
" 2" or " 3". When PA08 is " 1", vibration suppression is always
invalid.
Select the setting method for vibration suppression control tuning. Setting this parameter
to " 1" (vibration suppression control tuning mode) automatically changes the
vibration suppression control vibration frequency (parameter No. PB19) and vibration
suppression control resonance frequency (parameter No. PB20) after positioning is
done the predetermined number of times.
Droop pulse
Command
Machine end
position
Automatic
adjustment
Droop pulse
Command
Machine end
position
Vibration suppression control tuning mode
0 0 0
Setting
Vibration suppression
control tuning mode
Automatically set
parameter
0
Vibration suppression
control OFF
(Note)
1
Vibration suppression
control tuning mode
(Advanced vibration
suppression control)
Parameter No. PB19
Parameter No. PB20
2
Manual
mode
Note. Parameter No. PB19 and PB20 are fixed to the initial values.
When this parameter is set to " 1", the tuning is completed after positioning is
done the predetermined number or times for the predetermined period of time, and the
setting changes to " 2". When the vibration suppression control tuning is not
necessary, the setting changes to " 0". When this parameter is set to " 0",
the initial values are set to the vibration suppression control vibration frequency and
vibration suppression control resonance frequency. However, this does not occur when
the servo off.
0000h
PB03
For manufacturer setting
Do not change this value by any means.
0
PB04 FFC Feed
forward
gain
This parameter cannot be used in the speed control mode.
Set the feed forward gain. When the setting is 100%, the droop pulses during operation
at constant speed are nearly zero. However, sudden acceleration/deceleration will
increase the overshoot. As a guideline, when the feed forward gain setting is 100%, set
1s or more as the acceleration/deceleration time constant up to the rated speed.
0 %
0
to
100
PB05
For manufacturer setting
Do not change this value by any means.
500
Содержание Melservo MR-J3- 350B4
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