{"product_id":"yokogawa-snb10d-415-cu2t-safety-node-unit","title":"YOKOGAWA SNB10D-415\/CU2T Safety Node Unit","description":"\u003cp\u003eThe \u003cstrong\u003eYOKOGAWA SNB10D-415\/CU2T\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSNB10D\u003c\/strong\u003e Safety Node Unit, operates as a dedicated hardware component for field signal interfacing 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\/CU2T\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\u003e0 deg C to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot specified (SIS Power Bus)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eProSafe-RS SIS\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\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eGalvanic Isolation and Fail-Safe State Execution\u003c\/h3\u003e\n\u003cp\u003eThe SNB10D-415\/CU2T is architected for SIL3 compliance, providing robust galvanic isolation between field instrumentation circuits and the internal safety control bus. This dual-redundant design ensures that the unit maintains continuous operation in the presence of single-point failures. In the event of a detected logic fault or communication loss with the safety processor, the node is engineered for immediate fail-safe state execution, driving connected valves and actuators to a predetermined safe position to mitigate process risks.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the unit support hot-swapping of I\/O modules during operation?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the SNB10D-415\/CU2T supports hot-swapping of individual I\/O modules. However, this must be performed in accordance with the site-specific safety procedures and under the condition that the safety controller has transitioned the affected loop to a permissive bypass or maintenance state.\u003c\/p\u003e\n\u003cp\u003eQ: How is the dual-redundant power distribution managed within the rack?\u003c\/p\u003e\n\u003cp\u003eA: The node unit utilizes redundant power input terminals that are diode-ORed to ensure continuous power delivery. The system monitors input voltage health and will trigger a diagnostic alarm via the safety controller if one power feed fails.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eMount the unit in a clean, vibration-free environment within a standard 19-inch cabinet, ensuring the ventilation paths are not obstructed.\u003c\/li\u003e\n\u003cli\u003eTerminate all incoming field signal wiring to the dedicated terminal blocks, ensuring that shielding is tied to the chassis ground to prevent electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003eVerify that the dual power supply inputs are connected to independent DC power sources to maintain the redundant architecture.\u003c\/li\u003e\n\u003cli\u003eAfter hardware installation, conduct a loop check to verify that all analog and contact signals are correctly mapped and reporting to the safety controller.\u003c\/li\u003e\n\u003cli\u003eEnsure the chassis is bonded to the cabinet's protective earth bus using the provided heavy-gauge grounding lug to ensure proper surge protection.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":49260480790780,"sku":"SNB10D-415\/CU2T","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/SNB10D-213CU2N.jpg?v=1782869610","url":"https:\/\/www.electronicplc.com\/ar\/products\/yokogawa-snb10d-415-cu2t-safety-node-unit","provider":"Electronic PLC","version":"1.0","type":"link"}