{"product_id":"87890-01-bently-nevada-3300-series-communication-header","title":"87890-01 Bently Nevada 3300 Series Communication Header","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Bently Nevada 87890-01, specifically designed for the 3300\/03 architecture, serves as the primary intelligence and communication hub for the machinery protection rack. This module executes centralized control over all installed monitoring modules, coordinating data acquisition and processing alarm logic across the backplane. It functions as the gateway between the local monitoring rack and external plant control systems, ensuring that vibration and temperature data adhere to rigorous API 670 standards. In gas turbine and compressor installations, the 87890-01 provides the essential diagnostic link required for predictive maintenance and real-time machinery health assessment.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eProfessional Specification\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\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e87890-01\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBently Nevada 3300\/03 Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePrimary Function\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSystem Monitoring and Communication\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStandard Compliance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAPI 670 for Machinery Protection\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInterface Support\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSDIX\/DDIX, TDIX, and TDXnet™ CPs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eConfiguration\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eJumper-selectable Interface Protocols\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDiagnostics\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eReal-time rack-wide fault detection\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Role\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCentralized \"Brain\" of the 3300 Rack\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.5 kg (3.3 lbs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe 87890-01 delivers hardware-level coordination for mission-critical monitoring environments:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCentralized Data Coordination:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis module manages the synchronization of all individual monitoring modules in the rack. By aligning the timing of data samples, it ensures that phase measurements and vibration correlations across different bearings remain accurate for diagnostic analysis.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProtocol Versatility via Jumper Configuration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe hardware supports various external Communication Processors (CPs) through a flexible jumper system. It interfaces seamlessly with DDM, TDM, and PDM units, as well as high-speed SDIX\/DDIX and TDXnet™ interfaces, allowing the 3300 rack to adapt to diverse network architectures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnhanced System Diagnostics:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 87890-01 continuously polls the health status of every card in the chassis. If a module fails or a transducer signal becomes invalid, the System Monitor instantly triggers a \"Not OK\" status, preventing the machine from operating without adequate protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAPI 670 Compliance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module's design strictly follows API 670 requirements for industrial machinery protection. This ensures that the 3300\/03 system provides the necessary reliability for heavy manufacturing, petrochemical refineries, and power generation facilities.\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\u003eIs this Bently Nevada 87890-01 module 100% Brand New?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. We supply the 87890-01 in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econdition. Each unit arrives in factory-sealed packaging to ensure the internal circuitry and jumper headers meet original OEM specifications for critical machinery protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I configure the 87890-01 for my specific Communication Processor?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eConfiguration depends on the external CP in use. You must position the onboard jumpers differently for DDM\/TDM\/PDM interfaces compared to SDIX\/DDIX or TDXnet™ processors. Refer to BN Document 89604, Table 1, to set the correct jumper pins before inserting the module into the rack.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module handle the actual vibration sensor inputs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The 87890-01 is the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSystem Monitor\u003c\/strong\u003e, which coordinates the rack. You require dedicated modules, such as the 3300\/16 or 3300\/20, to process actual vibration or position transducer signals. The 87890-01 then aggregates the data from those modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace an 87890-01 while the machinery is running?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 3300 rack supports various maintenance tasks; however, removing the System Monitor will disrupt communications and centralized diagnostics. Always verify your plant's safety bypass procedures before removing the \"brain\" of the protection system to avoid unintended consequences.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":43246620180570,"sku":"87890-01","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/230._d4d41d3d-1ed4-43e6-b27c-2c509d005e55.jpg?v=1776757999","url":"https:\/\/www.spareoil.com\/products\/87890-01-bently-nevada-3300-series-communication-header","provider":"SpareOil Automation","version":"1.0","type":"link"}