{"product_id":"ssc10d-s2121-yokogawa-duplexed-safety-control-unit","title":"SSC10D-S2121 Yokogawa Duplexed Safety Control Unit","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSSC10D-S2121\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as the central processing intelligence for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa ProSafe-RS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esafety instrumented system. This duplexed control unit is specifically designed to execute critical safety logic with high availability, ensuring that plant operations remain protected against hazardous conditions. By utilizing a dual-redundant architecture, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSSC10D-S2121\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eallows for continuous operation even if a hardware fault occurs within one of the internal processor modules.\u003c\/p\u003e\n\u003cp\u003eIntegrated with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eVnet\/IP\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecommunication capabilities, this unit provides seamless data exchange with the wider DCS environment while maintaining strict isolation for safety-related functions. It is a rack-mountable component that supports high-density I\/O configurations, making it a cornerstone for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEmergency Shutdown (ESD)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eFire and Gas (F\u0026amp;G)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eapplications.\u003c\/p\u003e\n\u003ch3\u003eDetailed Technical Specifications\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Architecture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDuplexed (Dual-Redundant) CPU internal structure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVnet\/IP (1 Gbps high-speed control network)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSafety Certification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSuitable for SIL 3 (Safety Integrity Level 3) applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMemory Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eECC (Error Correction Code) supported RAM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual-redundant power module slots (S-series)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum I\/O Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupports up to 9 FIO nodes per safety station\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e19-inch Rack-mountable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eData Scan Cycle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFixed execution cycles starting from 10ms for safety-critical loops\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSystem Software Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRequires\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eProSafe-RS SCS Builder\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eenvironment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmbient Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 to 50°C \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplication Scenarios\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSSC10D-S2121\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis primarily deployed in high-risk heavy industries, including:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBurner Management Systems (BMS)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor large utility boilers\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEmergency Shutdown Systems (ESD)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor offshore platforms\u003c\/p\u003e\n\u003cp\u003eCritical pressure protection for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epetrochemical storage and processing\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eTechnical FAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion\u003c\/strong\u003e: How does the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSSC10D-S2121\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ehandle internal component failure?\u003cbr\u003e\u003cstrong\u003eAnswer\u003c\/strong\u003e: The unit operates in a \"Pair \u0026amp; Spare\" configuration. Both CPUs execute the same logic simultaneously; if a mismatch or failure is detected, the faulty side is isolated while the healthy side continues process control without interruption.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion\u003c\/strong\u003e: Can the firmware of this unit be updated without shutting down the plant?\u003cbr\u003e\u003cstrong\u003eAnswer\u003c\/strong\u003e: Yes, the duplexed design supports online hardware and firmware maintenance, provided the system is configured in a redundant setup.\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":51846945243448,"sku":"SCS10D-S2121","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/ANR10D-415NDEL1.jpg?v=1772417010","url":"https:\/\/www.automodulexpert.com\/products\/ssc10d-s2121-yokogawa-duplexed-safety-control-unit","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}