{"product_id":"sdv144-s53-b4d00-yokogawa-digital-input-module","title":"SDV144-S53\/B4D00 Yokogawa Digital Input Module","description":"\u003ch2\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSDV144-S53\/B4D00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e16-channel safety digital input module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa ProSafe-RS Safety Instrumented System (SIS)\u003c\/strong\u003e. Engineered for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehigh reliability in harsh industrial environments\u003c\/strong\u003e, it features\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eISA Standard G3 conformal coating\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor corrosion resistance and an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eextended operating temperature range of -20 to 70°C\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis module provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efull galvanic isolation\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ebetween field inputs and the safety controller, ensuring SIL3-compliant monitoring of safety-critical signals. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\/B4D00 option code\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eadds a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edual-redundant pressure clamp terminal block\u003c\/strong\u003e, enabling\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehigh-availability wiring architectures\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand continuous signal monitoring even during maintenance activities.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\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\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 channels, module-to-channel isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal\u003c\/td\u003e\n\u003ctd\u003e24 V DC (standard type)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLogic Thresholds\u003c\/td\u003e\n\u003ctd\u003eON ≥ 18 V DC \/ OFF ≤ 5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current\u003c\/td\u003e\n\u003ctd\u003e4.1 – 6 mA per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy Support\u003c\/td\u003e\n\u003ctd\u003e\/B4D00 dual-redundant pressure clamp terminal interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Protection\u003c\/td\u003e\n\u003ctd\u003eISA Standard G3 conformal coating (chemical\/corrosion resistance)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Rating\u003c\/td\u003e\n\u003ctd\u003e-20°C to 70°C (extended range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Response Time\u003c\/td\u003e\n\u003ctd\u003e40 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Integrity Level\u003c\/td\u003e\n\u003ctd\u003eSIL3 (IEC 61508)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eApplication Scenarios\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe SDV144-S53\/B4D00 is ideal for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eoffshore platforms, chemical plants, and remote substations\u003c\/strong\u003e, particularly where\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003etemperature extremes\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ecorrosive atmospheres\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eare present. It is used to monitor\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esafety-critical discrete signals\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuch as:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eEmergency trip valves\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFire detection sensors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eManual ESD stations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIts\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edual-redundant terminal interface\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eensures that maintenance can be performed\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ewithout interrupting safety monitoring\u003c\/strong\u003e, supporting high-availability safety loops.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the benefit of the \/B4D00 option?\u003c\/strong\u003e\u003cbr\u003eThe \/B4D00 provides a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edual-redundant terminal interface\u003c\/strong\u003e, allowing\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehot-maintenance\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eof field wiring without taking the safety station offline, while maintaining redundant physical connection points for reliability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this module suitable for explosive gas environments?\u003c\/strong\u003e\u003cbr\u003eThe SDV144-S53\/B4D00 is intended for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003enon-explosion-proof areas\u003c\/strong\u003e. If field devices are located in hazardous areas,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eexternal Zener barriers or isolators\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emust be used to ensure intrinsic safety.\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":51706944028984,"sku":"SDV144-S53\/B4D00","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/SDV144-S33_S2.jpg?v=1770256782","url":"https:\/\/www.automodulexpert.com\/products\/sdv144-s53-b4d00-yokogawa-digital-input-module","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}