Posted By
James Mackey
Jun 04, 2022 09:09:00 AM
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I have an older SLC500 1747-l30A with a 2 slot expansion. This unit has worked for years and recently generated a CPU fault. Error code is S;6=251h , a 'stuck' runtime error that is detected on I/O module 2. It's critical fault will not clear. Reloading the program did not help. Proir to this error, ...
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