{"product_id":"yokogawa-ssb401-53-esb-bus-interface-slave-module","title":"Yokogawa SSB401-53 ESB Bus Interface Slave Module","description":"\u003cp\u003eConfigured for high-speed safety communication in ProSafe-RS SIS network platforms, the \u003cstrong\u003eYokogawa SSB401-53\u003c\/strong\u003e (\u003cstrong\u003eSSB401\u003c\/strong\u003e ESB Bus Interface Slave Module) provides direct physical\/electrical execution. This hardware component serves as the primary \u003cstrong\u003eSSB401\u003c\/strong\u003e slave module utilized to execute connectivity between safety node units (SNB10D) and the ESB bus across safety-critical control platforms.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSB401\u003c\/strong\u003e: Base model for ESB bus interface slave communication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-53\u003c\/strong\u003e: Configuration identifier for ProSafe-RS safety integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS1\u003c\/strong\u003e: Hardware revision and standard functional code.\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\u003eSSB401-53 S1\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\u003e0.5kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard I\/O module footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e10 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Speed\u003c\/td\u003e\n\u003ctd\u003e1 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Bus Length\u003c\/td\u003e\n\u003ctd\u003e1,000 meters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eSIS Safety Integrity and Redundant Communication\u003c\/h3\u003e\n\u003cp\u003eThe SSB401-53 facilitates fail-safe state execution through the maintenance of high-speed, redundant communication paths across the ESB bus. The module is engineered for strict compliance with IEC 61508 safety standards, ensuring that communication between the safety controller and the SNB10D safety node units remains deterministic. The module architecture supports galvanic isolation to protect the safety bus from transient electrical faults and provides the necessary data integrity checks required for SIL-rated safety instrumentation systems.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the SSB401-53 support hot-swapping while the safety system is active?\u003c\/p\u003e\n\u003cp\u003eA: Yes, this module supports hot-swapping for maintenance. Ensure the local safety processor has acknowledged the module removal to prevent a false trip condition, and always verify system diagnostic status after insertion.\u003c\/p\u003e\n\u003cp\u003eQ: Can the 1,000-meter ESB bus limit be exceeded using signal repeaters?\u003c\/p\u003e\n\u003cp\u003eA: No. The 1,000-meter limit is defined by the propagation delay and signal integrity requirements of the ESB bus protocol. Exceeding this length compromises the deterministic timing required for IEC 61508 compliance.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Install the module into the designated slot on the safety node base unit. Confirm that the connector alignment pins are seated properly before fully engaging the module locking mechanism.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRedundancy:\u003c\/strong\u003e When implementing redundant ESB bus paths, ensure both A and B bus cables are routed through physically separate cable trays to prevent a single physical event from disabling both communication paths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Secure the module chassis to the rack using the provided grounding points to maintain the electromagnetic shielding integrity required for safety system reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTermination:\u003c\/strong\u003e Verify that the ESB bus is properly terminated at both ends of the segment to prevent signal reflections that could lead to intermittent communication errors.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":49240013668604,"sku":"SSB401-53 S1","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/SSB401-53_S11.jpg?v=1782869609","url":"https:\/\/www.electronicplc.com\/ar\/products\/yokogawa-ssb401-53-esb-bus-interface-slave-module","provider":"Electronic PLC","version":"1.0","type":"link"}