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2 write commands, Communication functions – MITSUBISHI ELECTRIC MELSERVO MR-J2S- A User Manual

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14. COMMUNICATION FUNCTIONS

(5) Current alarm (Command [0][2] [3][5])

Command

Data No.

Description

Frame length

[0][2]

[0][0]

Current alarm number

4

Command

Data No.

Description

Display item

Frame length

[3][5]

[8][0]

cumulative feedback pulses

12

[3][5]

[8][1]

servo motor speed

12

[3][5]

[8][2]

droop pulses

12

[3][5]

[8][3]

cumulative command pulses

12

[3][5]

[8][4]

command pulse frequency

12

[3][5]

[8][5]

analog speed command voltage
analog speed limit voltage

12

[3][5]

[8][6]

analog torque command voltage
analog torque limit voltage

12

[3][5]

[8][7]

regenerative load ratio

12

[3][5]

[8][8]

effective load ratio

12

[3][5]

[8][9]

peak load ratio

12

[3][5]

[8][A]

Instantaneous torque

12

[3][5]

[8][B]

within one-revolution position

12

[3][5]

[8][C]

ABS counter

12

[3][5]

[8][D]

load inertia moment ratio

12

[3][5]

[8][E]

Status display data value and
processing information at alarm
occurrence

Bus voltage

12

(6) Others

Command

Data No.

Description

Frame length

[0][2]

[9][0]

Servo motor end pulse unit absolute position

8

[0][2]

[9][1]

Command unit absolute position

8

[0][2]

[7][0]

Software version

16

14.11.2 Write commands

(1) Status display (Command [8][1])

Command

Data No.

Description

Setting range

Frame length

[8][1]

[0][0]

Status display data clear

1EA5

4

(2) Parameter (Command [8][4])

Command

Data No.

Description

Setting range

Frame length

[8][4]

[0][0] to

[5][4]

Each parameter write
The decimal equivalent of the data No. value
(hexadecimal) corresponds to the parameter
number.

Depends on the
parameter.

8

(3) Alarm history (Command [8][2])

Command

Data No.

Description

Setting range

Frame length

[8][2]

[2][0]

Alarm history clear

1EA5

4

(4) Current alarm (Command [8][2])

Command

Data No.

Description

Setting range

Frame length

[8][2]

[0][0]

Alarm reset

1EA5

4