{"product_id":"yokogawa-snt401-13-optical-esb-bus-repeater-module","title":"Yokogawa SNT401-13 Optical ESB Bus Repeater Module","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe Yokogawa \u003cstrong\u003eSNT401‑13\u003c\/strong\u003e Optical ESB Bus Repeater Module extends ESB bus communication distance and improves signal integrity by converting electrical ESB signals to optical transmission within CENTUM VP and ProSafe‑RS systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul role=\"list\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Yokogawa\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eModel Number:\u003c\/strong\u003e SNT401‑13\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eModule Type:\u003c\/strong\u003e Optical ESB Bus Repeater\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSystem Compatibility:\u003c\/strong\u003e CENTUM VP \/ ProSafe‑RS\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eFunction:\u003c\/strong\u003e Electrical‑to‑optical ESB bus signal conversion\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eTransmission Medium:\u003c\/strong\u003e Fiber‑optic ESB communication\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSupported ESB Type:\u003c\/strong\u003e ESB bus for node‑to‑node communication\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDistance Extension:\u003c\/strong\u003e Enables long‑distance ESB communication beyond electrical cable limits\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSignal Integrity:\u003c\/strong\u003e Optical transmission reduces noise and electromagnetic interference\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDiagnostics:\u003c\/strong\u003e Built‑in communication and module health monitoring\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePower Requirements:\u003c\/strong\u003e Supplied through system rack\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eInstallation Method:\u003c\/strong\u003e Rack‑mounted module\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e −20°C to +70°C (maintenance range)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Distributed control, long‑distance ESB networking, subsystem interconnection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul role=\"list\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eOptical ESB Transmission:\u003c\/strong\u003e Converts electrical ESB signals to optical format for long‑distance communication\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eNoise‑Free Operation:\u003c\/strong\u003e Optical medium eliminates EMI and improves communication reliability\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eExtended ESB Reach:\u003c\/strong\u003e Supports cabinet‑to‑cabinet and building‑to‑building ESB networking\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eAdvanced Diagnostics:\u003c\/strong\u003e Monitors communication status and module health\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCENTUM\/ProSafe‑RS Integration:\u003c\/strong\u003e Fully compatible with Yokogawa ESB node architecture\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eIndustrial Reliability:\u003c\/strong\u003e Designed for continuous operation in harsh control environments\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cul role=\"list\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eWhat does the SNT401‑13 module do?\u003c\/strong\u003e It converts electrical ESB signals to optical transmission to extend ESB communication distance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eIs it compatible with CENTUM VP?\u003c\/strong\u003e Yes, it is fully compatible with CENTUM VP and ProSafe‑RS ESB architectures.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eWhy use optical ESB communication?\u003c\/strong\u003e Optical ESB reduces noise, improves signal integrity, and supports long‑distance communication.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDoes it support redundant ESB paths?\u003c\/strong\u003e It can be used within redundant ESB network designs.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCan the module be hot‑swapped?\u003c\/strong\u003e ESB modules should be replaced only when the segment is de‑energized.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":47909976506558,"sku":"SNT401-13","price":3000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-06-17_16-27-16_4f06e225-da1a-4115-97cd-07f089f95cea.png?v=1781747141","url":"https:\/\/www.autooiltech.com\/es\/products\/yokogawa-snt401-13-optical-esb-bus-repeater-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}