Chapter 13 Troubleshooting; List Of The Errors That May Occur In Data Logging - Mitsubishi Electric MELSEC-L Series User Manual

CHAPTER 13
For data logging error codes, SM, SD, and troubleshooting by symptom, refer to the following.
MELSEC-L CPU Module User's Manual (Hardware Design, Maintenance and Inspection)
This chapter provides only the list of the errors that may occur in data logging.
13.1

List of the Errors That May Occur in Data Logging

If an error occurs in data logging, a diagnostic error will not be reported. Instead, the special relay (Data logging error)
turns on and a value indicating the cause of the error is stored in the special register (Data logging error cause).
For information on "Registration" and "Cancel" in the "Timing of occurrence" column, refer to
6.4.
No.
No SD memory card is installed. Or, writing or registering data logging
1 settings was attempted to the SD memory card without sliding the SD
memory card lock switch downward.
Writing or registering data logging settings was attempted to a failed
2
memory.
With the SD memory card write-protected, writing or deleting data logging
3
settings was attempted to it.
Although the target memory does not have enough free space, writing data
4
logging settings was attempted.
5 Writing data logging settings to the target memory was not completed.
While the data logging function is in operation (the logging status is
6 "Executing", "Saving the logging data", "Completed", "Pausing", or "Error"),
data logging registration to a different memory was attempted.
While the data logging function is in operation (the logging status is
"Executing", "Saving the logging data", "Completed", "Pausing", or "Error"),
7
writing, deleting, or registering data logging settings was attempted to
Common setting or a data logging setting of a registered setting number.
Writing or deleting data logging settings, or data logging operation was
8
attempted to a file in access.
TROUBLESHOOTING
Error cause

CHAPTER 13 TROUBLESHOOTING

Value in special register
Timing of
(Data logging error cause
occurrence
information)
Writing settings -
208
Registration
Writing settings -
216
Registration
• Writing settings
• Deleting
settings
-
Writing settings
Registration
• Writing settings
• Deleting
settings
-
• Registration
• Writing settings
• Deleting
settings
• Registration
• Cancel
Page 62, Section
Error response
No.
41FE
H
41FE
H H
4123
H
H
41DF
H
41CF
H
Abnormal memory
access error other
than No.1 to No.4
4270
H
4271
H
413B
H
(To the next page)
149
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