1 response level setting, 2 auto tuning selection, General gain adjustment – MITSUBISHI ELECTRIC MR-J2S- CP User Manual

Page 218

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8. GENERAL GAIN ADJUSTMENT


8.5 Differences in auto tuning between MELSERVO-J2 and MELSERVO-J2-Super

8.5.1 Response level setting

To meet higher response demands, the MELSERVO-J2-Super series has been changed in response level
setting range from the MELSERVO-J2 series. The following table lists comparison of the response level
setting.

Response level setting

Parameter No. 3

MELSERVO-J2 series

MELSERVO-J2-Super series

Response level setting

Machine resonance frequency

Response level setting

Machine resonance frequency guideline

1 15Hz

1 20Hz 2

20Hz

3 25Hz
4 30Hz

5 35Hz

2 40Hz 6

45Hz

7 55Hz

3 60Hz 8

70Hz

4 80Hz 9

85Hz

5 100Hz A

105Hz

B 130Hz
C 160Hz
D 200Hz
E 240Hz

F 300Hz

Note that because of a slight difference in gain adjustment pattern, response may not be the same if the
resonance frequency is set to the same value.

8.5.2 Auto tuning selection

The MELSERVO-J2-Super series has an addition of the load inertia moment ratio fixing mode. It also has
the addition of the manual mode 1 which permits manual adjustment with three parameters.

Parameter No. 3

Auto tuning selection

Auto tuning selection

Gain adjustment mode

MELSERVO-J2 series

MELSERVO-J2-Super series

Remarks

Interpolation mode

0

0

Position control gain 1 is fixed.

Auto tuning mode 1

1

1

Ordinary auto tuning

Auto tuning

Auto tuning mode 2

2

Estimation of load inertia moment
ratio stopped.
Response level setting valid.

Manual mode 1

3

Simple manual adjustment

Auto tuning
invalid

Manual mode 2

2

4

Manual adjustment of all gains

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