Module 8 – Safety and diagnostics

Learning objective

Understand how safety and traceability are integrated into the model.

Explanation

  • Interlock stops the process in case of error.

  • PairCheck detects contradictions.

  • MXIC protects during manual operation.

  • HMI displays causes using colors.

Task

Describe the difference between a timer error and an interlock error. Why is only one of them safety-relevant?

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