Chapter 4 Troubleshooting; Checking Method For Error Descriptions - Mitsubishi Electric MELSEC iQ-R Series User Manual

4
TROUBLESHOOTING
This chapter explains the errors which may occur when using a high speed data logger module and the troubleshooting.
4.1

Checking Method for Error Descriptions

The following are the methods for checking error descriptions.
Checking method
System monitor function of the engineering tool
Buffer memory
High Speed Data Logger Module Configuration Tool
If multiple errors occur at the same time, take corrective action for the errors in chronological order.
Error code type
The status of an error that occurs in a high speed data logger module can be determined with the statuses of the RUN LED
and ERR LED.
RUN LED ERR LED
OFF ON, Flashing
ON Flashing
ON ON
*1 The SD memory card error (error code: 2121H) is notified as a minor error.
Error types
There are two types of errors of a high speed data logger module as follows:
Error types Module status
Module suspended error Stop
Module continuation error Continue
Details
The error codes can be checked by using the system monitor of engineering tool.
Page 242 Checking the Module Status
Error codes can be checked in the following buffer memory:
Page 312 Current error area (Un\G140 to 149)
Page 313 Error log area (Un\G150 to 311)
Error codes can be checked by the diagnostics function.
Page 215 Diagnostics
Error status Error code
Major error 3C00H to 3FFFH
Moderate error 2000H to 3BFFH
Minor error 1000H to 1FFFH
Corrective action
Take corrective action for the error according to the error code, and turn OFF the ERR LED by
any of the following operations:
• Error clear request (Y10)
• Select [Online]  [Diagnostics]  "Module diagnostics", and click the [Error release] button.
• Power OFF to ON
• Reset the CPU module
Description
An error such as a hardware or memory error that causes a
module to stop operating.
*1
An error that causes a module to stop operating due to an
error such as a memory error.
An error that continues or stops module operations due to
sampling failure or connection failure to the server.
4 TROUBLESHOOTING
4.1 Checking Method for Error Descriptions
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