{"product_id":"yokogawa-ale111-s51-centum-vp-ethernet-communication-module","title":"Yokogawa ALE111-S51 CENTUM VP Ethernet Communication Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa ALE111-S51\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a high-capacity Ethernet gateway for the CENTUM VP and CS 3000 Distributed Control Systems (DCS). This module enables the Field Control Station (FCS) to exchange critical process data with external subsystems such as PLCs, smart motor controllers, and analytical instruments over TCP\/IP networks. Unlike standard variants, the S51 model features specialized hardware hardening to withstand harsh atmospheric conditions. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein factory-sealed packaging to ensure maximum network reliability in demanding industrial sectors.\u003c\/p\u003e\n\u003ch3\u003ePart Number Breakdown\u003c\/h3\u003e\n\u003cp\u003eThe suffix codes for the ALE111-S51 define its specific environmental resistance and safety rating:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eSuffix Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTechnical Definition\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eALE111\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEthernet Communication Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e-S\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard Type Hardware\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e5\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWith no explosion protection (Standard Area)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e1\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWith ISA Standard G3\u003c\/strong\u003e conformal coating\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThis module integrates directly into the FCS backplane, providing deterministic communication for process automation.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInterface:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e10BASE-T\/100BASE-TX (Auto-sensing).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProtocol Support:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports Modbus\/TCP and standard TCP\/IP communication.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnvironmental Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eISA Standard G3 compliant (Corrosion Resistance).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTransmission Rate:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e10\/100 Mbps (Full\/Half Duplex).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNetwork Redundancy:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports dual-redundant hardware configurations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.3 kg.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGuaranteed 100% Brand New and Original.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe ALE111-S51 optimizes system performance while addressing specific industrial pain points:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCorrosion Resistance (ISA G3):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eChemical plants and wastewater facilities often contain corrosive gases (like H2S or SO2) that destroy standard circuit boards. The ALE111-S51 features a G3-compliant conformal coating, which prevents silver and copper corrosion. This ensures a long service life in environments where standard modules fail prematurely.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Speed Subsystem Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module handles large-scale data polling from third-party PLCs at 100 Mbps. This eliminates data bottlenecks, allowing the DCS to update its HMI displays and control loops with real-time accuracy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGalvanic Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHigh-voltage transients from field networks can migrate to the DCS backplane. The ALE111-S51 incorporates robust electrical isolation to shield sensitive processor modules from network-borne noise and surges.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified Diagnostic LEDs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFront-panel indicators provide immediate status for Link, Activity, and Module Health. Engineers can diagnose physical layer issues or communication timeouts at a glance, reducing the mean time to repair (MTTR).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the ISA Standard G3 rating signify for this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe G3 rating indicates the module withstands \"harsh\" environmental conditions defined by ISA-71.04. This means the internal components possess a protective coating that resists corrosion from moisture and airborne chemical contaminants.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the ALE111-S51 replace an ALE111-S50?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The ALE111-S51 offers the same communication functionality as the S50 but adds the ISA G3 protection. It acts as a superior upgrade, especially if your control cabinet resides in a facility with high humidity or chemical fumes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this unit compatible with 1000Mbps (Gigabit) networks?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhile the module supports 10\/100 Mbps, you can connect it to a Gigabit switch. The module will auto-negotiate to the 100BASE-TX standard to maintain stable communication with the CENTUM backplane.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the unit ship with the original factory warranty?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe supply this module as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e, ensuring it carries the full performance expectations and structural integrity of an original Yokogawa factory-sealed component.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52823904649525,"sku":"ALE111-S51","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/ALE111-S00_d8bf4505-c245-499e-990e-aa661cffec2e.png?v=1778034223","url":"https:\/\/www.5gplc.com\/products\/yokogawa-ale111-s51-centum-vp-ethernet-communication-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}