YASKAWA Sigma-7 SGD7S Series

Tuning Func-
tion
Outline Applicable
Control
Methods
Reference
Anti-resonance
Control Adjust-
ment
This function effectively sup-
presses continuous vibration.
Speed control
or position con-
trol
Ä Chap. 9.10
‘Anti-Reso-
nance Control
Adjustment’
page 365
Vibration Sup-
pression
This function effectively sup-
presses residual vibration if it
occurs when positioning.
Position control
Ä Chap. 9.11
‘Vibration Sup-
pression’
page 374
Speed Ripple
Compensation
This function reduces the ripple in
the motor speed.
Speed control,
position control,
or torque con-
trol
Ä Chap. 9.12
‘Speed Ripple
Compensation’
page 380
Additional
Adjustment
Function
This function combines auto-
tuning with custom tuning. You
can use it to improve adjustment
results.
Depends on the
functions that
you use.
Ä Chap. 9.13
‘Additional
Adjustment
Functions’
page 388
Manual Tuning You can manually adjust the
servo gains to adjust the
response.
Speed control,
position control,
or torque con-
trol
Ä Chap. 9.14
‘Manual Tuning’
page 405
9.2.3 Diagnostic Tool
You can use the following tools to measure the frequency characteristics of the machine
and set notch filters.
Diagnostic
Tool
Outline Applicable
Control
Methods
Reference
Mechanical
Analysis
The machine is subjected to
vibration to detect resonance fre-
quencies. The measurement
results are displayed as wave-
forms or numeric data.
Speed control,
position control,
or torque con-
trol
Ä Chap. 9.15.1
‘Mechanical
Analysis’
page 424
Mechanical
Analysis
The machine is subjected to
vibration to detect resonance fre-
quencies. The measurement
results are displayed only as
numeric data.
Speed control,
position control,
or torque con-
trol
Ä Chap. 9.15.2
‘Easy FFT’
page 426
9.3 Monitoring Methods
You can use the data tracing function of the SigmaWin+ or the analog monitor signals of
the SERVOPACK for monitoring. If you perform custom tuning or manual tuning, always
use the above functions to monitor the machine operating status and SERVOPACK signal
waveform while you adjust the servo gains.
Sigma-7 Series SERVOPACKs
Tuning
Monitoring Methods
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