MELSEC iQ-R SIL2 Redundant System Safety Compliance Change Notice

This technical bulletin announces that TÜV Rheinland certification for specific MELSEC iQ-R Series SIL2 redundant system products will expire on December 7, 2022, and compliance with safety standards will shift to Mitsubishi Electric self-declaration from December 8, 2022 onward. The hardware, software, and safety of the affected products remain unchanged, and the change does not impact existing third-party certifications of equipment or systems using these products.