Mitsubishi Electric MELSERVO MR-J2-A Product Specifications And Installation Manual page 84

2. OPERATION
Adjustment 4
Step Operation
Set 0101 in parameter No. 2.
1
Switch servo on and perform operation several
2
times.
Make gain adjustment in either of the following
methods 1) and 2).
1) Set the machine's load inertia moment to
servo motor inertia moment in parameter No.
34. (When it is unclear, set an approximate
value.)
3
2) Switch servo on and perform operation
Set 2 in parameter No. 2.
4
While confirming the operating status, adjust
the following parameters:
• Parameter No. 6
• Parameter No. 35
• Parameter No. 36
5
• Parameter No. 37
• Parameter No. 38
Adjustment 5
Step Operation
Adjust the gains
Adjustment 1 to 4 procedures.The gains of each
1
axis are adjusted.
Set 0 or 2
2
Set the following parameter of each axis to the
minimum value of all interpolation-controlled
3
axes: • Parameter No. 6
Auto tuning is selected.
Response is set to low level.
Auto tuning is performed.
Check to see if vibration reduced.
Temporary adjustment
When this parameter value is set, the following
parameter values are
ideal, hunting-less gain for
not occur.
Auto tuning is performed.
Auto tuning is made invalid to enable manual
setting of parameters No. 6 • 35 to 38.
The optimum value is achieved just before
vibration begins to increase.
Increase the setting to reduce the settling time.
Note that overshoot is more liable to occur.
Increase the setting to improve servo response.
Note that vibration is more liable to occur.
Decrease
constant to load disturbance and increase
holding force at a stop (servo rigidity). Note that
overshoot
of all axes in any of The gains of each axis are adjusted.
in parameter No. 2.
The gains for operation of all axes are set to
the same value.
2– 53
Description
set automatically. Each value provides an
parameter No. 34 if machine resonance does
• Parameter No. 6
• Parameter No. 35
• Parameter No. 36
• Parameter No. 37
• Parameter No. 38
the setting to
Description
0 "interpolation axis control": The values
of parameters No. 34 • 35 • 37 • 38
will change in subsequent operation.
2 "no": Auto tuning is made invalid to
enable manual setting of parameters
No. 6 • 35 to 38.
keep the speed
2