{"product_id":"yokogawa-grvsw-671fa-prosafe-rs-safety-os-software","title":"Yokogawa GRVSW-671FA ProSafe-RS Safety OS Software","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGRVSW-671FA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-integrity\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esystem software package\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edeveloped for ProSafe-RS Safety Instrumented Systems (SIS). This Real-Time Operating System (RTOS) is specifically designed for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSafety Control Stations (SCS)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuch as the SSC50D and SSC60D controllers. It provides deterministic execution of safety logic, ensuring that Emergency Shutdown (ESD), Fire \u0026amp; Gas (F\u0026amp;G), and other critical safety functions are executed with precise timing. The software supports duplexed CPU architectures and dual-redundant Vnet\/IP communication, enabling SIL3-level safety integrity for industrial processes.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eGRVSW-671FA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSystem Control Software (Real-Time OS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTarget Hardware\u003c\/td\u003e\n\u003ctd\u003eProSafe-RS Safety Control Units (SSC50S\/D, SSC60S\/D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Protocol\u003c\/td\u003e\n\u003ctd\u003eVnet\/IP, 1 Gbps deterministic Ethernet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftware Role\u003c\/td\u003e\n\u003ctd\u003eExecutes safety logic, scans I\/O, manages peer-to-peer communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy Support\u003c\/td\u003e\n\u003ctd\u003e\"Pair \u0026amp; Spare\" CPU synchronization for duplexed operation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eIEC 61508 functional safety standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScan Rate Support\u003c\/td\u003e\n\u003ctd\u003eOptimized for 50 ms–100 ms safety loop execution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostics\u003c\/td\u003e\n\u003ctd\u003eHardware watchdog and memory integrity checking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eIndustrial Application Scenarios\u003c\/h2\u003e\n\u003cp\u003eThe GRVSW-671FA is essential for facilities where\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esafety-critical automation\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis required. Typical applications include:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eEmergency Shutdown (ESD) systems in oil \u0026amp; gas plants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFire and Gas (F\u0026amp;G) monitoring in petrochemical and chemical facilities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBurner Management Systems (BMS) in power generation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSIL3-certified safety control loops across process industries\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe software ensures safe, deterministic operation of ProSafe-RS hardware and maintains synchronized communication with CENTUM VP DCS systems while isolating safety functions from standard process control.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e1. How does GRVSW-671FA differ from GRVSW-668FA?\u003c\/strong\u003e\u003cbr\u003eThe 668FA is designed for standard process control (FCS) in CENTUM VP systems, whereas the 671FA is specialized for safety-related control in SCS, including SIL3-certified logic execution and enhanced diagnostics.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2. How is the software delivered?\u003c\/strong\u003e\u003cbr\u003eGRVSW-671FA is typically supplied as a licensed firmware bundle tied to the CPU’s electronic ID. It is loaded during initial system commissioning or via certified firmware upgrades.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e3. Does it support redundancy?\u003c\/strong\u003e\u003cbr\u003eYes. The software fully supports duplexed CPU configurations with “Pair \u0026amp; Spare” synchronization, ensuring uninterrupted safety control even if one CPU fails.\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":51797440102712,"sku":"GRVSW-671FA","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/GRVSW-668FA1.jpg?v=1770966548","url":"https:\/\/www.automodulexpert.com\/products\/yokogawa-grvsw-671fa-prosafe-rs-safety-os-software","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}