Troubleshooting; Error Code Table - Mitsubishi Electric MELSEC A Series Manual

6. TROUBLESHOOTING

6. TROUBLESHOOTING
6.1

Error Code Table

If an error occurs during PC CPU read/write data operations, the following error
codes are stored in the A68ADN buffer memory (address 18).
Table 6.1 Error Code Table (Error Detected by the A68ADN)
Error Code
• A number other than 1 to 3 is set for
100
resolution setting.
• Data is written to the read-only area
102
(addresses 10 to 17)
• A value outside the range of 160 to 10000
(ms) is set for averaging time setting.
• [ ] indicates the channel where an error is
[ ] 0 to 4 detected.
• 0 to 4 : A value in this field has no special
meaning. Any number can indicate the
averaging time setting error.
• A value outside the range of 1 to 500 (times)
is set for averaging count setting.
• [ ] indicates the channel where an error is
[ ] 5 to 8 detected.
• 5 to 8 : A value in this field has no special
meaning. Any number can indicate the
averaging time setting error.
(1) If more than one type of error occurs, only the error code of the first error is
stored in the A68ADN.
(2) To reset the error code, use the sequence program to turn Y12 ON (see Section
5.1).
Causes
6 − 1
MELSEC-A
Corrective Action
• Correct the resolution setting.
• Correct the program that
specifies the read-only area.
• Correct the setting.
• Correct the setting.