{"product_id":"yokogawa-snt401-53-style-s1-optical-bus-repeater-module","title":"YOKOGAWA SNT401-53 STYLE S1 OPTICAL BUS REPEATER MODULE","description":"\u003ch3 data-section-id=\"nq8ynu\" data-start=\"0\" data-end=\"18\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"19\" data-end=\"467\"\u003eThe Yokogawa SNT401-53 Style S1 Optical Bus Repeater Module is used an industrial communication module used in Yokogawa ProSafe-RS and CENTUM VP systems to extend ESB (Enhanced Serial Bus) communication over long distances. It converts electrical ESB bus signals into optical signals, enabling high-speed, noise-resistant communication between control units, safety nodes, and I\/O systems via fiber optic cabling.\u003c\/p\u003e\n\u003ch3 data-section-id=\"plkbhx\" data-start=\"469\" data-end=\"488\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"489\" data-end=\"947\"\u003eThe Yokogawa SNT401-53 is used in industrial control and safety systems to extend communication between distributed control system (DCS) components. It is commonly deployed in oil \u0026amp; gas, LNG plants, chemical processing, and power generation. The module supports long-distance communication between safety controllers and remote I\/O nodes, improving system reliability in electrically noisy or large-scale environments.\u003c\/p\u003e\n\u003ch3 data-section-id=\"68ulmp\" data-start=\"949\" data-end=\"980\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"981\" data-end=\"2014\"\u003e• Manufacturer: Yokogawa\u003cbr data-start=\"1005\" data-end=\"1008\"\u003e• Model \/ Part Number: SNT401-53 S1\u003cbr data-start=\"1043\" data-end=\"1046\"\u003e• Product Type: Optical ESB Bus Repeater Module\u003cbr data-start=\"1093\" data-end=\"1096\"\u003e• Function: Converts ESB bus electrical signals to optical signals\u003cbr data-start=\"1162\" data-end=\"1165\"\u003e• Communication Medium: Fiber optic cable (multi-mode \/ single-mode) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1271\" data-end=\"1274\"\u003e• Transmission Distance: Up to ~5 km typical (up to ~10 km depending on system) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1391\" data-end=\"1394\"\u003e• Network Topology: Supports star and chain configurations \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1490\" data-end=\"1493\"\u003e• Power Supply: Internal system power (5 VDC \/ 24 VDC system dependent) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1602\" data-end=\"1605\"\u003e• Channels: 2-channel ESB bus communication \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1686\" data-end=\"1689\"\u003e• Operating Temperature: Approx. -20 to 60–70 °C (config dependent) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1794\" data-end=\"1797\"\u003e• Environmental Rating: ISA G3 (corrosion-resistant coating) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1895\" data-end=\"1898\"\u003e• Mounting: Rack \/ panel-mounted module\u003cbr data-start=\"1937\" data-end=\"1940\"\u003e• Function: Extends communication distance and improves signal integrity\u003c\/p\u003e\n\u003ch3 data-section-id=\"1ln9bp8\" data-start=\"2016\" data-end=\"2042\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2043\" data-end=\"2219\"\u003e• Yokogawa SNT521-53\u003cbr data-start=\"2103\" data-end=\"2106\"\u003e• Yokogawa\u003ca href=\"https:\/\/plgautomation.com\/products\/yokogawa-ant502-53-optical-bus-repeater-module?_pos=2\u0026amp;_sid=2c4ddfd99\u0026amp;_ss=r\"\u003e ANT502-53\u003c\/a\u003e\u003cbr data-start=\"2162\" data-end=\"2165\"\u003e• Yokogawa SNT401-13\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"New","offer_id":51734583345454,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_7db4231f-f962-4d5b-b422-9fa26b824477.jpg?v=1770606594","url":"https:\/\/plgautomation.com\/products\/yokogawa-snt401-53-style-s1-optical-bus-repeater-module","provider":"PLG Automation ","version":"1.0","type":"link"}