{"product_id":"yokogawa-snt411-13-centum-vp-prosafe-rs-optical-master","title":"Yokogawa SNT411-13 CENTUM VP \/ ProSafe-RS Optical Master","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa SNT411-13\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoperates as a high-performance Optical ESB Bus Repeater Master Module for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCENTUM VP\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eProSafe-RS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDistributed Control Systems. This module converts electrical ESB bus signals into high-integrity optical data, facilitating long-distance communication between Safety Control Units and remote N-IO or Safety Node Units. By pairing the SNT411-13 with an SNT511 slave unit, engineers extend the reach of the system architecture across expansive industrial complexes without compromising signal velocity or safety integrity.\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e100% Brand New, Factory Sealed Original.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ch3\u003ePart Number Breakdown: SNT411 Series\u003c\/h3\u003e\n\u003cp\u003eYokogawa uses specific suffix codes to define transmission capabilities and hardware revisions for the SNT master series.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eCode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDesignation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSNT411\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBase Model\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOptical ESB Bus Repeater Master Module.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e-1\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHardware Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard configuration for optical-to-electrical conversion.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e3\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDistance Code\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSupports extended transmission up to 50 km (fiber dependent).\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e-13\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRevision Code\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUpdated version for modern N-ESB and Safety Bus integration.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe SNT411-13 provides a low-latency bridge between decentralized control nodes using advanced fiber optic technology.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary Function:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eElectrical-to-Optical ESB Bus Signal Conversion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTransmission Distance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5 km to 50 km (requires paired SNT511)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible Slave:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSNT511 Optical ESB Bus Repeater Slave\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Compatibility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCENTUM VP \/ ProSafe-RS \/ S2EN501 N-ESB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temp:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0°C to +50°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStorage Temp:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e-20°C to +70°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHumidity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5% to 95% RH (Non-condensing)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.3 kg (0.66 lbs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eJapan\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExpansive Site Coverage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe SNT411-13 enables communication over distances up to 50 km. This allows operators to manage remote offshore platforms, expansive tank farms, or distributed substations from a centralized control room, removing the cost of localized satellite processors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAbsolute EMI Immunity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy replacing copper cabling with optical fiber for long-haul runs, the SNT411-13 isolates the ESB bus from lightning strikes, high-voltage surges, and electromagnetic noise. This ensures 100% signal availability in electrically hostile environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrecision Safety Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis module adheres to the strict timing requirements of the ProSafe-RS safety bus. It converts safety-critical signals into light pulses without introducing significant latency, ensuring Emergency Shutdown (ESD) commands execute within the millisecond windows required for SIL3 certification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompact Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDespite its sophisticated conversion capabilities, the SNT411-13 maintains a standard FIO slot width of 32.8 mm. This space-efficient footprint allows engineers to add long-distance capabilities to existing Field Control Unit (FCU) racks without requiring additional cabinet space.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I connect the SNT411-13 to standard commercial fiber switches?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The SNT411-13 utilizes a proprietary Yokogawa ESB bus protocol. You must establish a direct fiber connection to a paired Yokogawa SNT511 Slave Module to correctly decode and re-convert the optical signals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the module require manual distance configuration?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMost SNT master modules automatically synchronize with the signal timing of the fiber run. However, for distances near the 50 km limit, you must verify fiber attenuation (dB loss) to confirm the signal falls within the module's receiver sensitivity range.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat distinguishes the SNT411-13 from the SNT411-5F?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe -13 revision serves as the updated master module baseline for modern N-IO and ProSafe-RS architectures. While they perform similar functions, the -13 version offers superior compatibility with the latest S2EN501 N-ESB bus modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs hot-swapping supported for this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, provided you have configured the ESB bus repeater modules in a redundant pair. You can replace a faulty SNT411-13 without interrupting communication to remote nodes as long as the secondary fiber link remains active and healthy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43158199500890,"sku":"SNT411-13","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/186_45400951-2c5c-43cb-b892-672ac2d7530d.jpg?v=1774936692","url":"https:\/\/www.spareoil.com\/products\/yokogawa-snt411-13-centum-vp-prosafe-rs-optical-master","provider":"SpareOil Automation","version":"1.0","type":"link"}