{"product_id":"sec401-11-yokogawa-centum-vp-prosafe-rs-esb-s3-bus-coupler-module","title":"SEC401-11 Yokogawa CENTUM VP ProSafe-RS ESB S3 Bus Coupler Module","description":"\u003ch2\u003eYokogawa SEC401-11 S3 Bus Coupler Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for I\/O expansion and bus extension in CENTUM VP and ProSafe-RS control platforms, the \u003cstrong\u003eYokogawa SEC401-11\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSEC401\u003c\/strong\u003e S3 Bus Coupler Module, provides direct physical\/electrical execution. The rack-mounted hardware functions as the communication interface extending S3 bus and ESB bus links between Field Control Stations (FCS) and remote I\/O units. Integrated signal conditioning and galvanic isolation provide noise immunity and real-time synchronization across high-density I\/O nests.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSuffix Code\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eOption Specification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e-1\u003c\/td\u003e\n\u003ctd\u003eStandard Type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003eStyle 1 Hardware Revision\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\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\u003eSEC401-11\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\u003e0.22 kg to 1.5 kg (Chassis node configuration: 7 - 9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e32 mm x 106 mm x 130 mm (Chassis unit: 482.6 mm x 266 mm x 88.1 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e150 mA @ 5 V DC internal (24 V DC backplane supplied)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBus Architecture\u003c\/td\u003e\n\u003ctd\u003eS3 (Synchronous Serial Single) \/ ESB Bus Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Level\u003c\/td\u003e\n\u003ctd\u003eSIL3 compliant (IEC 61508)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Slots\u003c\/td\u003e\n\u003ctd\u003eSupports up to 8 I\/O modules plus CPU\/communication modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003eGalvanic isolation between S3 bus and internal system logic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol \u0026amp; Channel-to-Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe SEC401-11 module maintains low-latency bus extension across racks hosting 4-20 mA HART loop protocol analog cards and high-density digital I\/O nodes. Galvanic isolation barriers eliminate ground loop currents between remote I\/O nests and the main controller backplane. This isolation prevents electrical noise from distorting sensitive analog process variables and preserves cold junction compensation (CJC) accuracy on adjacent thermocouple input cards.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the SEC401-11 receive operating power within the I\/O node?\u003c\/p\u003e\n\u003cp\u003eA: The module draws power directly from the 24 V DC system backplane, consuming 150 mA at 5 V DC for its internal logic circuits.\u003c\/p\u003e\n\u003cp\u003eQ: What network interface does the SEC401-11 support for module expansion?\u003c\/p\u003e\n\u003cp\u003eA: It utilizes the Synchronous Serial Single (S3) bus architecture and ESB bus interfaces to synchronize data across distributed expansion racks.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eSlot the SEC401-11 directly into its designated I\/O bus interface slot within the FCS rack or node chassis. Secure top and bottom panel lock screws to establish frame grounding and fix the backplane interface connection.\u003c\/p\u003e\n\u003cp\u003eConnect S3 expansion bus cables using factory-terminated shielding. Route bus signal cables away from high-voltage motor wiring and switching power conductors to prevent signal corruption. Ground all cable shields at a single cabinet ground point prior to applying 24 V DC backplane power.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43831953686618,"sku":"SEC401-11 S3","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/9._bbac0753-acc8-478c-a73a-4b4c90da3cbf.jpg?v=1786501376","url":"https:\/\/www.spareoil.com\/products\/sec401-11-yokogawa-centum-vp-prosafe-rs-esb-s3-bus-coupler-module","provider":"SpareOil Automation","version":"1.0","type":"link"}