{"product_id":"safety-node-unit-yokogawa-snb10d-415-cu2n","title":"Safety Node Unit Yokogawa SNB10D-415\/CU2N","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa SNB10D-415\/CU2N\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSNB10D-415\u003c\/strong\u003e Safety Node Unit, operates as a dedicated hardware component for field signal interface and power distribution within ProSafe-RS Safety Instrumented System (SIS) platforms.\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\u003eSNB10D-415\/CU2N\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\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\u003e5.9 kg\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 205 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSupported via redundant DC supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Standard\u003c\/td\u003e\n\u003ctd\u003eSIL3 compliant (IEC 61508)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eRack-mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eSIS High-Reliability Architecture\u003c\/h3\u003e\n\u003cp\u003eThe SNB10D-415 utilizes a dual-redundant design to maintain signal availability in safety-critical loops, satisfying SIL3 functional safety requirements. By facilitating the interface between field instrumentation and the safety controller, the node unit provides consistent electrical isolation and power regulation for I\/O modules. In the event of a primary power or signal path degradation, the redundant architecture enables seamless transition to secondary circuits, ensuring that fail-safe state execution remains uninterrupted. The node is engineered to minimize crosstalk and signal degradation, which is necessary for maintaining loop integrity in industrial process environments.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the dual-redundant design support hot-swapping of I\/O modules while the node is powered?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The SNB10D-415 architecture allows for the hot-swapping of connected I\/O modules, enabling maintenance or replacement tasks without necessitating a total system shutdown or bypass of the safety function.\u003c\/p\u003e\n\u003cp\u003eQ: What are the specific grounding requirements for the SNB10D-415 rack-mount unit?\u003c\/p\u003e\n\u003cp\u003eA: The chassis must be bonded to the cabinet's safety earth ground using a low-impedance connection. This is necessary to maintain the electrical isolation barriers and to protect the internal SIL3-rated circuitry from surge or noise-induced failures.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the unit in a standard 19-inch rack, ensuring the mounting bolts are tightened to secure the chassis against vibration and thermal expansion.\u003c\/li\u003e\n\u003cli\u003eUtilize dedicated shielded cable trunks for field signals to prevent electromagnetic interference (EMI) from high-voltage equipment.\u003c\/li\u003e\n\u003cli\u003eVerify that all redundant power inputs are balanced and monitored by the system's power supply diagnostic logic to ensure the high-reliability architecture is fully functional.\u003c\/li\u003e\n\u003cli\u003eMaintain the specified 205 mm depth clearance to ensure sufficient airflow; avoid installing the unit directly above high-heat sources to keep internal components within the operating temperature range.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":49983758172412,"sku":"SNB10D-415\/CU2N","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/SSC50D-S25432.jpg?v=1784079919","url":"https:\/\/www.electronicplc.com\/products\/safety-node-unit-yokogawa-snb10d-415-cu2n","provider":"Electronic PLC","version":"1.0","type":"link"}