{"product_id":"yokogawa-sea4d-11-prosafe-rs-safety-interface-terminal-board","title":"Yokogawa SEA4D-11 ProSafe-RS Safety Interface Terminal Board","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa SEA4D-11\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSEA4D-11\u003c\/strong\u003e Safety Interface Terminal Board, operates as a dedicated hardware component for high-integrity signal transition and diagnostic isolation within ProSafe-RS Safety Instrumented System networks. The high-density termination sub-assembly conditions and routes 32 discrete analog paths natively at the hardware tier to link field instrumentation directly with safety-critical control logic.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSEA4D-11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eProSafe-RS Safety Instrumented System (SIS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.5 kg net hardware component mass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 x 2 layout configuration (32 points, high-density matrix)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTermination Interface\u003c\/td\u003e\n\u003ctd\u003eHeavy-duty M4 industrial screw terminal blocks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible I\/O Module\u003c\/td\u003e\n\u003ctd\u003eSAI143 Safety Analog Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Interconnect\u003c\/td\u003e\n\u003ctd\u003eDedicated KS1 interface cable assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDielectric Strength\u003c\/td\u003e\n\u003ctd\u003e500 V AC continuous galvanic test threshold for 1 minute\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation Resistance\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;= 100 MΩ when verified at 500 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSafety Interface Boards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHigh-Reliability Safety Control (SIS)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSIL3 Certification and 2oo3 Architecture Support\u003c\/strong\u003e The interface board is constructed to meet strict SIL3 certification constraints when combined with ProSafe-RS safety processors. The dual-path 16 x 2 channel mapping layout maintains complete signal segregation, allowing the hardware to feed parallel input streams directly into a triple modular redundancy (TMR) 2oo3 architecture voting loop without cross-channel data contamination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGalvanic Isolation and Fail-Safe State Execution\u003c\/strong\u003e The internal hardware traces feature high dielectric boundaries that deliver robust galvanic isolation, measured at 500 V AC, between field terminals and logic bus tracks. This high-isolation barrier blocks high-voltage surges, noise induction, and transient ground faults from entering the active processing circuits, ensuring predictable fail-safe state execution during critical emergency shutdown (ESD) or fire and gas (F\u0026amp;G) loops.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":47670633955518,"sku":"SEA4D-11","price":3000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-06-16_10-05-38_8da17d15-5b36-4972-8d36-8bf095f00ed2.png?v=1781684922","url":"https:\/\/www.autooiltech.com\/products\/yokogawa-sea4d-11-prosafe-rs-safety-interface-terminal-board","provider":"AutoOilTech Limited","version":"1.0","type":"link"}