{"product_id":"8120e-triconex-enhanced-performance-main-chassis","title":"8120E | Triconex | Enhanced Performance Main Chassis","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e8120E (8120 E)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEnhanced Performance Main Chassis\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesigned for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTriconex Tricon safety instrumented systems\u003c\/strong\u003e. The chassis hosts main processors, communication modules, and triplicated I\/O modules in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTriple Modular Redundant architecture\u003c\/strong\u003e. It serves as the central hardware platform for high-integrity shutdown systems used in refineries, gas processing plants, and turbine protection systems.\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e8120E\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esupports up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efive I\/O slot sets\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand integrates triplicated RS-485 expansion bus interfaces for deterministic communication with expansion chassis. The backplane implements\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTriBus\u003c\/strong\u003e, I\/O bus, and communication bus to ensure fault-tolerant data exchange. Dual redundant power rails allow module replacement during operation, reducing downtime and enabling online maintenance. The chassis also supports high-performance communication modules and enhanced processors for SIL-rated safety applications.\u003c\/p\u003e\n\u003ch3\u003eHardware Architecture and Backplane Design\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e8120E Enhanced Performance Main Chassis\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides the structural and electrical backbone for Tricon systems. The chassis integrates:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eTriplicated\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTriBus\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor processor synchronization and voting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTriplicated\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eI\/O bus\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor deterministic module communication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDedicated\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ecommunication bus\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor network modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDual redundant power rails with independent regulators\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOffset keyed backplane connectors to prevent mis-insertion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOnline module replacement capability without process interruption\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe chassis hosts:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMain Processor modules (A, B, C channels)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCommunication modules in COM slots\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eI\/O module slot sets with hot-spare capability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDual redundant power modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEach logical slot supports\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eactive + hot spare module pairing\u003c\/strong\u003e, enabling automatic switchover when a fault occurs. The backplane distributes power across two independent rails to eliminate single-point failure.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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\u003e8120E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eTriconex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eEnhanced Performance Main Chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eTricon v9 to v11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArchitecture\u003c\/td\u003e\n\u003ctd\u003eTriple Modular Redundant (TMR)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 5 slot sets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Bus\u003c\/td\u003e\n\u003ctd\u003eTriplicated RS-485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Buses\u003c\/td\u003e\n\u003ctd\u003eTriBus, I\/O Bus, Communication Bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Configuration\u003c\/td\u003e\n\u003ctd\u003eDual redundant power rails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHot Swap\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpansion Support\u003c\/td\u003e\n\u003ctd\u003eExpansion chassis and RXM chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eRack mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eApprox 483 x 266 x 310 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox 6.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eDepends on installed modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs 8120E compatible with legacy Tricon processors?\u003c\/strong\u003e\u003cbr\u003eYes. The chassis supports multiple processor generations including Model 3006, 3007, 3008, and 3009 depending on system revision.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between 8110 and 8120E chassis?\u003c\/strong\u003e\u003cbr\u003e8120E provides enhanced communication capability, updated backplane architecture, and support for newer communication modules.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace modules without shutting down the system?\u003c\/strong\u003e\u003cbr\u003eYes. The TMR architecture allows online replacement. The controller automatically overrides the faulty channel.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many expansion chassis can connect to 8120E?\u003c\/strong\u003e\u003cbr\u003eA Tricon system supports up to 15 chassis including main, expansion, and RXM units.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eInstallation and Integration Notes\u003c\/h3\u003e\n\u003cp\u003eInstall dual power modules to maintain redundancy. Single power configuration reduces system availability.\u003c\/p\u003e\n\u003cp\u003eUse shielded backplane cables for expansion connections. This prevents communication errors in high EMI environments.\u003c\/p\u003e\n\u003cp\u003eMaintain proper chassis grounding. Connect the chassis earth point directly to cabinet ground bus.\u003c\/p\u003e\n\u003ch3\u003eReliability and System Advantages\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e8120E\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoperates in harsh industrial environments and supports SIL-rated safety loops. The triplicated architecture eliminates single point failures.\u003c\/p\u003e\n\u003cp\u003eDual power rails and hot spare slots enable continuous operation during maintenance. This improves plant availability.\u003c\/p\u003e\n\u003cp\u003eThe chassis supports distributed I\/O up to long distances using RXM modules. This simplifies large plant installations.\u003c\/p\u003e\n\u003cp\u003eBackplane voting logic ensures deterministic control even during hardware faults. This makes it suitable for ESD and FGS systems.\u003c\/p\u003e","brand":"Triconex","offers":[{"title":"Default Title","offer_id":53102421541227,"sku":"8120E","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/8120E-fiz1p2rd5np.png?v=1776137144","url":"https:\/\/www.plcprotech.com\/products\/8120e-triconex-enhanced-performance-main-chassis","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}