Mitsubishi Electric Melservo-J3 Series MR-J3-B Instruction Manual page 348

13. SERVO AMPLIFIERS WITH A LARGE CAPACITY (30k TO 55kW)
13.4.4 Alarm mode
The current alarm, parameter error and point table error are displayed.
The lower 2 digits on the display indicate the alarm number that has occurred or the parameter number in error.
Display example are shown below.
Name
Current alarm
Alarm history
Parameter error No.
Display
Indicates on occurrence of an alarm.
Indicates that overvoltage (A.33) occurred.
Flickers at alarm occurrence.
Indicates that the last alarm is overload (A.50).
Indicates that the second alarm in the past is overvoltage (A.33).
Indicates that the third alarm in the past is undervoltage (A.10).
Indicates that the fourth alarm in the past is undervoltage (A.10).
Indicates that the fifth alarm in the past is undervoltage (A.10).
Indicates that the sixth alarm in the past is overload (A.50).
Indicates no occurrence of parameter error (A.37).
Displayed
Indicates that the data of parameter No.PA01 is faulty.
alternately
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Description