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PC Control / Profi Control 645-12M Instruction Manual pdf - Kuhnke

PC Control / Profi Control 645-12M Instruction Manual pdf - Kuhnke

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<strong>PC</strong> <strong>Control</strong> <strong>645</strong>-<strong>12M</strong> used as PLC<br />

4.10. PLC error and failure handling<br />

<strong>PC</strong> <strong>Control</strong> <strong>645</strong>-<strong>12M</strong> monitors itself. Any occurring errors<br />

or failures are reported and lead to reactions by the PLC,<br />

depending on their seriousness.<br />

Errors and failures are numbered through from 1 to max.<br />

255. They can be signalised in various ways:<br />

4.10.1. Failures and errors summary<br />

No.<br />

Error<br />

Indicated by<br />

Type<br />

E rror byte ERR00.00<br />

Interrupt module no.<br />

2 Undervoltag<br />

e<br />

2 17<br />

3 Watchdo<br />

g<br />

-<br />

8 Checksum<br />

8<br />

9 Hierarchy<br />

9<br />

13<br />

Voltage<br />

(2) ok again<br />

13<br />

-<br />

PROFIBUS communication errors are not treated in this<br />

chapter. Please refer to chapter "4.5.3. PROFIBUS messages".<br />

4 - 69

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