{"product_id":"yokogawa-esb-ssnb10d-425-cu2n-esb-bus-node-unit","title":"Yokogawa ESB SSNB10D-425\/CU2N ESB Bus Node Unit","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eANB10D-425\/CU2N\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-availability node chassis designed for the Yokogawa ProSafe-RS Safety Instrumented System (SIS). This rack-mount node unit provides the mechanical and electrical backbone for safety I\/O module integration and serves as a communication hub for critical process safety data.\u003c\/p\u003e\n\u003cp\u003eThe unit is engineered for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edual-redundant ESB (Extended Serial Backplane) bus architectures\u003c\/strong\u003e, ensuring continuous safety data transmission even if one communication path fails. This architecture is essential for maintaining SIL3-level process safety integrity.\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCU2N configuration\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eincludes the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eS9342FA ESB connector unit\u003c\/strong\u003e, enabling high-speed, fault-tolerant communication between safety control nodes and field I\/O modules.\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e-4 power configuration\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides dual-redundant power supply modules, reducing single points of failure. The unit is designed for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e220–240V AC industrial power environments\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand does not require explosion-proof housing for standard installations.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\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\u003c\/td\u003e\n\u003ctd\u003eANB10D-425\/CU2N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Platform\u003c\/td\u003e\n\u003ctd\u003eProSafe-RS SIS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Function\u003c\/td\u003e\n\u003ctd\u003eESB Bus Node Expansion Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003eDual-redundant power supply (-4 option)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e220–240V AC, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Level\u003c\/td\u003e\n\u003ctd\u003eIndustrial grade (non-EX rated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eESB Bus Connector Unit (S9342FA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003e19-inch rack mount (M5 screws + insulation bushes)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy\u003c\/td\u003e\n\u003ctd\u003eDual ESB Bus + Dual Power Supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Capacity\u003c\/td\u003e\n\u003ctd\u003eMultiple safety-certified I\/O modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C – 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e10 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003eApplication\u003c\/h3\u003e\n\u003cp\u003eThe ANB10D-425\/CU2N is widely used in large-scale industrial safety systems including:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOil and gas refineries\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThermal and combined-cycle power plants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePetrochemical processing facilities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTypical applications include expanding Safety Control Station (SCS) I\/O capacity to support:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eEmergency shutdown buttons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFlame detection systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGas detection safety loops\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis ensures that field safety signals are reliably transmitted to central safety logic controllers through fault-tolerant network architecture.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: What is the difference between ANB10D and SNB10D?\u003c\/strong\u003e\u003cbr\u003eThe ANB10D is primarily a system expansion node for ESB bus networks, while SNB10D units are more commonly associated with specific safety node processing architectures. Both are part of the ProSafe-RS ecosystem.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: Are power cables included with the -4 power option?\u003c\/strong\u003e\u003cbr\u003eInternal redundant power supply modules are included, but external AC power cords must be purchased separately according to regional plug standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: Why is the unit relatively heavy?\u003c\/strong\u003e\u003cbr\u003eThe 10 kg weight is due to the industrial-grade chassis construction and dual power supply hardware designed for continuous 24\/7 operation.\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":51851210457400,"sku":"ESB SSNB10D-425\/CU2N","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/SNB10D-243C2UN1.jpg?v=1772590989","url":"https:\/\/www.automodulexpert.com\/products\/yokogawa-esb-ssnb10d-425-cu2n-esb-bus-node-unit","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}