{"product_id":"bently-nevada-3500-20-02-02-00-125744-01-tmr-rack-interface-module","title":"Module d'interface de rack Bently Nevada 3500\/20-02-02-00 125744-01 TMR","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eRack Interface Module (RIM)\u003c\/strong\u003e serves as the primary gateway and processing interface for the \u003cstrong\u003e3500 Series\u003c\/strong\u003e machinery protection system. It establishes a connection via a proprietary protocol to facilitate comprehensive rack configuration and real-time machinery data retrieval. Designed exclusively for localized layout tracking, this module must reside in slot 1 of the rack assembly, immediately adjacent to the system power supplies.\u003c\/p\u003e\n\u003cp\u003eThis specific configuration \u003cstrong\u003e3500\/20-02-02-00\u003c\/strong\u003e functions as a Triple Modular Redundant (\u003cstrong\u003eTMR\u003c\/strong\u003e) version equipped with a dedicated \u003cstrong\u003eRS232\/RS422\u003c\/strong\u003e serial I\/O interface. Beyond performing standard communication management, the \u003cstrong\u003eTMR\u003c\/strong\u003e architecture executes continuous \u003cstrong\u003emonitor channel comparison\u003c\/strong\u003e and monitor voting logic by cross-referencing outputs across three redundant monitors. If an output variation exceeds the pre-configured percentage limits, the module flags the respective monitor as faulted and logs a distinct entry within the System Event List. While the unit supports vital rack-wide functions, it remains separated from the critical machinery monitoring path, ensuring its operation has no adverse impact on normal, ongoing safety protection loops.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonitor Channel Comparison:\u003c\/strong\u003e Dynamically cross-checks and processes diagnostic data from three redundant monitoring cards to maintain TMR system voting integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Serial Communication:\u003c\/strong\u003e Employs a versatile rear I\/O module supporting both RS232 and RS422 protocol media options via an integrated hardware toggle switch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Diagnostic LEDs:\u003c\/strong\u003e Provides upfront status visualization via dedicated front-panel indicators for module health, communication activity, Trip Multiply status, and configuration validity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware Configuration Keylock:\u003c\/strong\u003e Includes a physical front-panel switch to secure the rack in RUN mode against unauthorized remote or local modification, or enable changes via PROGRAM mode.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Contact Inputs:\u003c\/strong\u003e Incorporates discrete dry contact inputs to handle systemic controls including remote alarm inhibit, rack reset, and Trip Multiply triggering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTriple Modular Redundant (TMR) safety and machinery protection layouts.\u003c\/li\u003e\n\u003cli\u003eContinuous condition monitoring and diagnostic data routing for critical industrial rotating assets.\u003c\/li\u003e\n\u003cli\u003eDistributed multi-rack turbomachinery instrumentation networks requiring daisy-chained serial host interfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eModel Code\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e3500\/20\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRack Interface Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRack Interface Type: TMR RIM (Use only for application that requires a Triple Modular Redundant Configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eType of I\/O Module: I\/O module with RS232\/RS422 interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-00\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAgency Approval Option: None\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cblockquote\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The individual component spare part number representing the TMR Rack Interface Module main card is \u003cstrong\u003e125744-01\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable style=\"width: 99.9009%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 23.5522%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 21.8794%;\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 54.0343%;\"\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 style=\"width: 23.5522%;\"\u003e\u003cstrong\u003eElectrical\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003e4.75 watts, typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eMaximum Current (Contacts)\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003e\u0026lt;1 mA dc, Dry Contact to Common\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e\u003cstrong\u003eI\/O \u0026amp; Relay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eOK Relay Type\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003eNormally Energized, user-selectable Open or Closed contact for Not OK indication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eRelay Rating\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003e5A @ 24 Vdc \/ 120 Vac, 120 Watts \/ 600 VA Switched Power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eArc Suppression\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003eProvided on contacts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eFront Panel Port\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003eRS232 serial only, Bently Nevada proprietary protocol, 38.4 k baud max (auto-baud capable), 30 metres (100 feet) max cable length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eI\/O Module Serial Ports\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003eRS232 \/ RS422, Bently Nevada proprietary protocol, 38.4 k baud max (auto-baud capable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eRS232 Cable Distance\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003e30 metres (100 feet) maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eRS422 Cable Distance\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003e1200 metres (4000 feet) maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eDaisy-Chain Port\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003eRS422 only, Bently Nevada proprietary protocol, 38.4 k baud max, 1200 metres (4000 feet) max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e\u003cstrong\u003eEnvironmental\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003e-30 Celsius to +65 Celsius (-22 Fahrenheit to +150 Fahrenheit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003e-40 Celsius to +85 Celsius (-40 Fahrenheit to +185 Fahrenheit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eHumidity\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003e95%, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e\u003cstrong\u003eMechanical\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eRIM Module Dimensions\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003e241.3 mm x 24.4 mm x 241.8 mm (9.5 in. x 0.96 in. x 9.52 in.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eRIM Module Weight\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003e0.91 kg (2.0 lb.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eRS232\/RS422 I\/O Dimensions\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003e241.3 mm x 24.4 mm x 99.1 mm (9.50 in. x 0.96 in. x 3.90 in.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eRS232\/RS422 I\/O Weight\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003e0.45 kg (1.0 lb.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eCombined Total Weight\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003e1.36 kg (3.0 lb.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eSpace Requirements\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003e1 full-height front slot (Main Board) and 1 full-height rear slot (I\/O Module)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003eBently Nevada (A Baker Hughes Company)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 23.5522%;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 21.8794%;\"\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd style=\"width: 54.0343%;\"\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlot Assignment:\u003c\/strong\u003e Mount the primary processor card strictly into Slot 1 on the far left side of the front chassis, directly adjacent to the system power supply modules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear I\/O Alignment:\u003c\/strong\u003e Install the corresponding RS232\/RS422 I\/O module into the matching full-height rear slot directly behind the front processor module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocol Selection:\u003c\/strong\u003e Set the onboard rear slide switch to either the RS232 position or RS422 position based on the physical interface configuration of your host computer or converter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Addressing:\u003c\/strong\u003e Utilize the integrated hardware address switch to define a unique tracking identification code for the chassis when deploying multiple racks in a network loop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Extensions:\u003c\/strong\u003e Do not exceed 30 metres for RS232 connections or 1200 metres for RS422 connections to avoid serial data packet loss or signaling degradation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the functional difference between a standard RIM and a TMR RIM?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe standard version handles configuration and communication routing for standard racks. The TMR variant adds specific hardware comparison algorithms that continually evaluate outputs from three distinct monitors to implement fault voting logic.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill a failure or removal of this module interrupt the active machinery trip protection loop?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. This module handles rack infrastructure setup, communication, and system-wide logging, but it does not reside within the critical safety monitoring path and has no impact on individual monitor operations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow can I restrict unauthorized users from altering the machinery protection settings remotely?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTurn the front-panel configuration keylock into the RUN position and remove the physical key. This locks out remote and local programming, preventing modifications to active operational thresholds.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52666850083179,"sku":"3500\/20-02-02-00 125744-01","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/bently-nevada-3500-20-02-02-00-125744-01-tmr-rack-interface-module-aec5lyikuok_c778fd01-27c0-4e0c-8b0f-0b33dce71161.jpg?v=1765449018","url":"https:\/\/www.plcprotech.com\/fr\/products\/bently-nevada-3500-20-02-02-00-125744-01-tmr-rack-interface-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}