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6. DISPLAY AND OPERATION
6.4 Alarm mode
The current alarm, past alarm history and parameter error are displayed. The lower 2 digits on the
display indicate the alarm number that has occurred or the parameter number in error. Display examples
are shown below.
Name
Display
Description
Indicates no occurrence of an alarm.
Current alarm
Indicates the occurrence of overvoltage (AL.33).
Flickers at occurrence of the alarm.
Indicates that the last alarm is overload 1 (AL.50).
Indicates that the second alarm in the past is overvoltage (AL.33).
Indicates that the third alarm in the past is undervoltage (AL.10).
Indicates that the fourth alarm in the past is overspeed (AL.31).
Indicates that there is no fifth alarm in the past.
Alarm history
Indicates that there is no sixth alarm in the past.
Indicates no occurrence of parameter error (AL.37).
Parameter error No.
Indicates that the data of parameter No. 1 is faulty.
Functions at occurrence of an alarm
(1) Any mode screen displays the current alarm.
(2) Even during alarm occurrence, the other screen can be viewed by pressing the button in the operation
area. At this time, the decimal point in the fourth digit remains flickering.
(3) For any alarm, remove its cause and clear it in any of the following methods (for clearable alarms,
refer to section 10.2.1).
(a) Switch power OFF, then ON.
(b) Press the
"SET"
button on the current alarm screen.
(c) Turn on the alarm reset (RES).
Summary of Contents for MR-J2S-*A
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Page 117: ...WWW NNC IR 3 70 3 SIGNALS AND WIRING MEMO ...
Page 185: ...WWW NNC IR 7 12 7 GENERAL GAIN ADJUSTMENT MEMO ...
Page 195: ...WWW NNC IR 8 10 8 SPECIAL ADJUSTMENT FUNCTIONS MEMO ...
Page 197: ...WWW NNC IR 9 2 9 INSPECTION MEMO ...
Page 221: ...WWW NNC IR 11 10 11 OUTLINE DIMENSION DRAWINGS MEMO ...
Page 293: ...WWW NNC IR 13 64 13 OPTIONS AND AUXILIARY EQUIPMENT MEMO ...
Page 321: ...WWW NNC IR 14 28 14 COMMUNICATION FUNCTIONS MEMO ...
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