{"product_id":"snb10d-215-cu2n-yokogawa-safety-node-unit-new-original-stock","title":"SNB10D-215\/CU2N YOKOGAWA Safety Node Unit | New \u0026 Original Stock","description":"\u003cp\u003eConfigured for distributed I\/O management in safety-instrumented systems, the \u003cstrong\u003eYOKOGAWA SNB10D-215\/CU2N\u003c\/strong\u003e (\u003cstrong\u003eSNB10D\u003c\/strong\u003e Safety Node Unit) provides direct physical and electrical execution of ESB bus signal routing and I\/O module communication within the CENTUM VP and ProSafe-RS control environments.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eThe SNB10D series utilizes a modular suffix code system to define hardware configuration and electrical standards:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel SNB10D:\u003c\/strong\u003e ESB Bus Node Unit (Safety version).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuffix 215:\u003c\/strong\u003e Denotes standard hardware revision and chassis configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuffix \/CU2N:\u003c\/strong\u003e Specifies the specific electrical interface and environmental protection requirements for safety-critical applications.\u003c\/li\u003e\n\u003c\/ul\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-215\/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\u003e5.52 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e18.4 x 15 x 3 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard industrial range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSubject to node load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBus Interface\u003c\/td\u003e\n\u003ctd\u003eESB Bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eSafety Node communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eSIS and Galvanic Isolation Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe SNB10D-215\/CU2N is engineered to maintain high-integrity communication within safety-instrumented systems. The internal architecture facilitates galvanic isolation between the ESB bus interface and the local I\/O backplane, effectively mitigating ground loops and common-mode noise that could trigger spurious trips. This unit serves as the physical anchor for safety I\/O modules, ensuring that fail-safe state execution signals are transmitted with deterministic latency to the field control unit. The unit is optimized for high-density I\/O configurations while maintaining strict adherence to safety bus impedance specifications to prevent signal corruption.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the SNB10D-215\/CU2N support hot-swapping of safety I\/O modules?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the node unit is designed to allow for the replacement of individual I\/O modules during operation, provided the specific safety integrity level (SIL) documentation and local site protocols permit online maintenance.\u003c\/p\u003e\n\u003cp\u003eQ: How does the \/CU2N suffix affect integration with existing nodes?\u003c\/p\u003e\n\u003cp\u003eA: The \/CU2N suffix defines specific interface parameters and cooling\/protection configurations. It is fully compatible with standard ESB bus backplanes, but verification of the local node rack configuration is required before installation.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure the safety node power is completely disconnected before mounting the unit into the cabinet chassis.\u003c\/li\u003e\n\u003cli\u003eAlign the unit within the cabinet rack and secure it using the provided fasteners to ensure sufficient mechanical stability against vibration.\u003c\/li\u003e\n\u003cli\u003eConnect the ESB bus cables to the node interface ports; ensure the cables are properly routed and protected from sharp edges.\u003c\/li\u003e\n\u003cli\u003eVerify that the shield drain wires are grounded to the designated cabinet grounding bar to maintain the integrity of the safety signal path.\u003c\/li\u003e\n\u003cli\u003eAfter physical installation, perform a status check via the control system engineering station to confirm the node is recognized and the communication link is healthy.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":49199406842108,"sku":"SNB10D-215\/CU2N","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/SSC50D-F25242.jpg?v=1781143677","url":"https:\/\/www.electronicplc.com\/ar\/products\/snb10d-215-cu2n-yokogawa-safety-node-unit-new-original-stock","provider":"Electronic PLC","version":"1.0","type":"link"}