YOKOGAWA SSC10D-S2121 is a high-reliability duplexed safety control unit developed for Yokogawa ProSafe-RS Safety Instrumented Systems (SIS). As a core rack-mounted safety control component, this unit adopts dual redundant architecture to eliminate single-point failure risks and ensure uninterrupted safety logic operation. The YOKOGAWA SSC10D-S2121 is widely deployed in oil and gas, petrochemical, thermal power, chemical processing, and other high-risk industrial sectors, undertaking critical tasks such as emergency shutdown (ESD), process safety monitoring and fault interlock control.
Built with Yokogawa’s professional safety control technology, the YOKOGAWA SSC10D-S2121 features dual-processor redundant design and independent power supply redundancy, delivering ultra-high operational stability and safety integrity level compliance. It supports efficient data interaction through V-net industrial bus, realizing real-time acquisition, judgment and response of on-site safety signals. Equipped with comprehensive self-diagnostic functions, the unit can automatically detect hardware faults, communication abnormalities and operational anomalies, and trigger protective responses in a timely manner to avoid industrial safety accidents. The standardized rack-mounted structure enables seamless integration with ProSafe-RS SIS systems, supporting hot-swappable maintenance to reduce system downtime. Strictly compliant with IEC 61508 international safety standards, the YOKOGAWA SSC10D-S2121 maintains stable and reliable operation in complex and harsh industrial environments.
Core Product Specifications & Procurement Assurance
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Brand: YOKOGAWA
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Model: SSC10D-S2121
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Product Type: Duplexed Safety Control Unit for SIS System
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Condition: Brand new, original factory sealed
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Availability: In stock and ready for shipment
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Delivery Time: 3 working days after payment confirmation
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Guarantee: 12-month official warranty
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Architecture: Duplexed dual redundant safety design, no single point of failure
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Communication: Compatible with Yokogawa V-net industrial safety bus protocol
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Operating Temperature: -20°C to 70°C, suitable for industrial control cabinet environments
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Humidity Range: 5% – 95% non-condensing
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Power Supply: Standard 24VDC industrial power input
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Installation Type: Standard rack-mounted design, easy installation and layout
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Safety Standard: Compliant with IEC 61508 functional safety standards
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Core Advantage: High safety integrity, hot-swappable support, full self-diagnosis, low failure rate
