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MELSEC-A
6 TROUBLESHOOTING
6 TROUBLESHOOTING
The details of the errors which may occur when using the AJ65VBTCU-68ADVN/ADIN
and troubleshooting are described.
6.1 Error Code List
If an error occurs (the "RUN" LED of the AJ65VBTCU-68ADVN/ADIN flickers) during
write of data from the PLC CPU to the master module, the corresponding error code is
stored into the remote register RWrn+8 of the AJ65VBTCU-68ADVN/ADIN.
Table 6.1 Error Code List (Errors detected by AJ65VBTCU-68ADVN/ADIN)
Error Code
(Decimal)
Cause Action
10
The average number of times setting is
outside the range.
Correct the average number of
times setting to within 1 to 10000.
11
The average time setting is outside the
range.
Correct the average time setting
to within 4 to 10000.
20
The input range setting is outside the
setting range.
Correct the input range setting to
within the setting range.
indicates the channel No. where the error occurred.
(1) If the average time/number of times setting error occurs, the "RUN" LED flickers at
intervals of 0.5s and A/D conversion processing is performed with the average
time or number of times used prior to error occurrence.
If the input range setting error occurs, the "RUN" LED flickers at intervals of 0.1s
and A/D conversion processing is not performed on all channels
.
(2) If two or more errors occurred, the error code of the first error is stored and the
other errors are not stored.
(3) To reset the error code, turn on the error reset request flag RY(n+1)A.
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