Mitsubishi melservo-j2 series Installation Manual page 50

General purpose ac servo
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2. OPERATION
Adjustment 2
Step
1
Set 0001 in parameter No. 8.
2
Set 0001 in parameter No. 9.
Set the machine's load inertia moment to servo
motor inertia moment in parameter No. 12.
(When it is unclear, set an approximate value.)
3
4
Set 0002 in parameter No. 8.
In parameter No. 16, set a value about 100
5
smaller than the value set automatically in step
3.
6
Execute steps 2 to 4 of Adjustment 1.
When machine response does not occur any
more, confirm the operating status, and at the
7
same time, gradually increase the setting of
parameter No. 16 reduced in step 4.
To reduce the settling time, increase the
8
response level of parameter No. 9 sequentially
and execute steps 1 to 6.
Adjustment 3
Step
1
Set 0001 in parameter No. 8.
2
Set 0001 in parameter No. 9.
Set the machine's load inertia moment to servo
motor inertia moment in parameter No. 12.
(When it is unclear, set an approximate value.)
3
4
Switch servo on and perform operation several Auto tuning is performed.
5
If vibration still persists, execute steps 2 and 3.
If vibration occurs due to machine resonance,
6
make adjustment in the procedure of
Adjustment 1 or 2.
Operation
Operation
Auto tuning is selected.
Response is set to low level.
When this parameter value is set, the
following parameter values are set
automatically. Each value provides an ideal,
hunting-less gain for parameter No. 12 if
machine resonance does not occur.
Parameter No. 13
Parameter No. 14
Parameter No. 15
Parameter No. 16
Parameter No. 17
Auto tuning is made invalid to enable manual
setting of parameters No. 13 to 17.
The optimum value is achieved just before
vibration begins to increase.
Set a value which is about 50 to 100 smaller
than the set value at which gear noise and/or
vibration begins to be generated by machine
resonance.
Auto tuning is selected.
Response is set to low level.
When this parameter value is set, the
following parameter values are set
automatically. Each value provides an ideal,
hunting-less gain for parameter No. 12 if
machine resonance does not occur.
Parameter No. 13
Parameter No. 14
Parameter No. 15
Parameter No. 16
Parameter No. 17
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Description
Description

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