exida certifies Emerson DeltaV SIS for safety per IEC 61508

  • August 24, 2010
  • exida
  • News
August 24, 2010 - exida certified the product reliability and the design and engineering processes for the Emerson DeltaV SIS process safety system as Safety Integrity Level (SIL) 3 capable per IEC 61508.“This demonstrates that the design and development processes used for the DeltaV SIS Logic Solver, and its Relay, Relay Diode and Voltage Monitor modules meet the requirements of the IEC 61508 safety standard,” says Michael Medoff, senior safety engineer at exida. “The results of the detailed audit are documented in exida’s SafetyCase tool to verify that all relevant requirements of the standard are satisfied.”exida performed a Failure Mode Effect and Diagnostic Analysis (FMEDA), a structured, quantitative analysis which predicts failure rates, modes, and diagnostic coverage and their effects on system operation. The analysis was verified by fault injection testing. The FMEDA results provide SIS designers with the detailed reliability data required for SIL Verification. “This is one of many steps we have taken to make it easy for our customers to comply with the IEC 61511 international safety standard,” says Emerson’s Mike Boudreaux, brand manager for the DeltaV SIS system. “The assessment results contribute to implementing safer operations in critical applications.”About exida:exida is a certification and consulting firm specializing in safety critical / high availability automation systems and control system security. exida has performed more process control safety certifications than any other company worldwide. exida's main offices are located in Sellersville, PA, USA and Munich, Germany. exida has worldwide operations with service centers in Brazil, Canada, Mexico, Netherlands, and New Zealand, Singapore, South Africa, Switzerland and the United Kingdom.About Emerson Process Management:Emerson Process Management, an Emerson business, is a leader in helping businesses automate their production, processing and distribution in the chemical, oil and gas, refining, pulp and paper, power, water and wastewater treatment, mining and metals, food and beverage, life sciences and other industries. The company combines superior products and technology with industry-specific engineering, consulting, project management and maintenance services. Its brands include PlantWeb, Syncade, DeltaV, Fisher, Micro Motion, Rosemount, Daniel, Ovation, and AMS Suite.About Emerson: Emerson (NYSE:EMR), based in St. Louis, Missouri (USA), is a global leader in bringing technology and engineering together to provide innovative solutions for customers in industrial, commercial, and consumer markets through its network power, process management, industrial automation, climate technologies, and appliance and tools businesses. Sales in fiscal 2009 were $20.9 billion. Learn More

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