Safety Times; Overview - ABB AC500-S Safety User Manual

Safety programmable logic controllers system

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Safety times

Safety times

5.1 Overview

Errors in the system may lead to dangerous operating conditions. Potential errors are detected by the safety

module background self-tests, which trigger defined error reactions in safety modules to transfer faulty mod-

ules into the safe state. In this chapter, we list various safety times for AC500-S components and AC500-S

Safety PLC as a system.

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