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MELSEC iQ-R SIL2 Safety Precautions and Design Guide

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This document provides safety precautions and design guidelines for using MELSEC iQ-R series programmable controllers in SIL2 (IEC 61508) compliant safety systems. It covers critical warnings for configuring external safety circuits, handling overcurrent faults, managing safety communication errors, and preventing automatic system restart after safety functions are triggered.

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