{"product_id":"yokogawa-snb10d-223-cu2n-safety-node-unit","title":"Yokogawa SNB10D-223\/CU2N Safety Node Unit","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSNB10D-223\/CU2N\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003erack-mountable Safety Node Unit\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesigned by Yokogawa for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eProSafe-RS Safety Instrumented System (SIS)\u003c\/strong\u003e. Serving as a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003elocal I\/O expansion hub\u003c\/strong\u003e, it enables secure communication between field devices and the central safety controller. Built for high-availability environments, this version supports\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100–120 V AC input\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand features\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eISA Standard G3 conformal coating\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor enhanced resistance to corrosive gases. The unit is ideal 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 \u0026amp; Gas (F\u0026amp;G)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esystems in harsh industrial sectors such as oil \u0026amp; gas and chemical processing.\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\u003eSNB10D-223\/CU2N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Series\u003c\/td\u003e\n\u003ctd\u003eProSafe-RS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSafety Node Unit (19-inch rack-mountable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Configuration (-2)\u003c\/td\u003e\n\u003ctd\u003eDual-redundant power support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage (-2)\u003c\/td\u003e\n\u003ctd\u003e100–120 V AC (50\/60 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Rating (-3)\u003c\/td\u003e\n\u003ctd\u003eISA Standard G3 with wide temperature range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Option (\/CU2N)\u003c\/td\u003e\n\u003ctd\u003eStandard connector unit for ESB Bus (non-terminating)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 8 Safety I\/O modules (SDV series) per node\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eHigh-speed ESB Bus interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Compliance\u003c\/td\u003e\n\u003ctd\u003eSIL3 capable within certified ProSafe-RS configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e482.6 mm x 221.5 mm x 21.3 mm (W x H x D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e8.0 kg \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eIndustrial Application and Integration\u003c\/h2\u003e\n\u003cp\u003eThe SNB10D-223\/CU2N is widely deployed in:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEmergency Shutdown (ESD) systems\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor oil \u0026amp; gas, chemical, and petrochemical plants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFire \u0026amp; Gas (F\u0026amp;G) systems\u003c\/strong\u003e, integrating sensors and actuators with SIL3-rated safety loops\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntermediate ESB bus nodes\u003c\/strong\u003e, where signals continue to downstream nodes via the non-terminating \/CU2N connector\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIts\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edual-redundant power architecture\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eensures continuous operation even if one power source fails. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eG3 conformal coating\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprotects against corrosion from sulfur dioxide, hydrogen sulfide, and other harsh gases, extending the lifespan of the module in demanding environments.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e1. What does the G3 rating signify?\u003c\/strong\u003e\u003cbr\u003eIt indicates that the internal circuit boards are coated to resist corrosion from industrial gases such as H₂S and SO₂.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2. Is the SNB10D-223\/CU2N hot-swappable?\u003c\/strong\u003e\u003cbr\u003eThe I\/O modules within the node are generally hot-swappable. The node itself should remain powered with redundant communication and power paths to ensure uninterrupted safety loop operation.\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":51797450457400,"sku":"SNB10D-223\/CU2N","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/SNB10D-223CU2N.jpg?v=1770966548","url":"https:\/\/www.automodulexpert.com\/bg\/products\/yokogawa-snb10d-223-cu2n-safety-node-unit","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}