{"product_id":"bently-nevada-149369-01-3500-25-enhanced-keyphasor-module","title":"Module Keyphasor amélioré Bently Nevada 149369-01 3500\/25","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e3500\/25\u003c\/strong\u003e, engineered under upgraded spare part assembly component \u003cstrong\u003e149369-01\u003c\/strong\u003e, is a half-height, two-channel hardware instrument engineered to distribute precise timing signals to monitoring modules within a 3500 Machinery Protection System rack. The module conditions raw analog pulse waveforms acquired directly from proximity probes or passive magnetic pickups, converting them into digital phase references that signify the precise moment a physical shaft event marker coincides with the field transducer. Operating as a core measurement layer, it tracks once-per-turn or multiple-event-per-turn indices to enable adjacent rack monitors and external diagnostic instruments to compute shaft rotative speed along with vector parameters, including 1X vibration amplitude and phase angle. Formatted with complete backward compatibility to older sub-assemblies, the unit supports multi-channel correlation networks, allowing normal configurations of up to four independent inputs and paired layout mapping up to eight distinct Keyphasor variables across the internal backplane architecture.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDual-channel high-accuracy phase and tracking processing executed within a half-height card structure.\u003c\/li\u003e\n\u003cli\u003eFull backward compatibility completely replacing legacy product hardware configurations and part number 125792-01.\u003c\/li\u003e\n\u003cli\u003eWide input flexibility adapting dynamically to both magnetic pickups and eddy current proximity transducers.\u003c\/li\u003e\n\u003cli\u003eNon-volatile peak hold logic sustaining historic records of maximum forward and reverse rotative velocity.\u003c\/li\u003e\n\u003cli\u003eShort-circuit protected front-mounted coaxial connections supplying pure unconditioned transducer telemetry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLarge multi-bearing utility steam turbine shaft phase angle determination and 1X vibration analysis.\u003c\/li\u003e\n\u003cli\u003eHigh-speed centrifugal compressor multi-shaft synchronicity alignment and rotor balance calculation.\u003c\/li\u003e\n\u003cli\u003eCritical safety-interlocked industrial turbo-expander rotative speed tracking and phase reference distribution.\u003c\/li\u003e\n\u003cli\u003eDistributed machinery network diagnostics integrating raw pulse telemetry into external transient data software.\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\u003eOption 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\/25-AXX-BXX\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEnhanced Keyphasor Module\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eA: I\/O Module Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e01\u003c\/td\u003e\n\u003ctd\u003eEnhanced Keyphasor I\/O Module with Internal Terminations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e02\u003c\/td\u003e\n\u003ctd\u003eEnhanced Keyphasor I\/O Module with External Terminations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e03\u003c\/td\u003e\n\u003ctd\u003eIsolated Keyphasor I\/O Module with Internal Terminations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e04\u003c\/td\u003e\n\u003ctd\u003eIsolated Keyphasor I\/O Module with External Terminations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e05\u003c\/td\u003e\n\u003ctd\u003eInternal Barrier Keyphasor I\/O Module with Internal Terminations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eB: Agency Approval Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e00\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e01\u003c\/td\u003e\n\u003ctd\u003eCSA\/NRTL\/C (Class 1, Div 2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e02\u003c\/td\u003e\n\u003ctd\u003eATEX\/IECEx\/CSA (Class 1, Zone 2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpares\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e149369-01\u003c\/td\u003e\n\u003ctd\u003eEnhanced Keyphasor Module Main Card (Replaces 125792-01)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e125800-01\u003c\/td\u003e\n\u003ctd\u003eKeyphasor I\/O Module (Internal Terminations)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e126648-01\u003c\/td\u003e\n\u003ctd\u003eKeyphasor I\/O Module (External Terminations)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e125800-02\u003c\/td\u003e\n\u003ctd\u003eIsolated Keyphasor I\/O Module (Internal Terminations)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e126648-02\u003c\/td\u003e\n\u003ctd\u003eIsolated Keyphasor I\/O Module (External Terminations)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e135473-01\u003c\/td\u003e\n\u003ctd\u003eInternal Barrier Keyphasor I\/O Module (Internal Terminations)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eTechnical 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\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBently Nevada (Baker Hughes)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3500\/25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e149369-01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Signal Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAccepts up to 2 single-event or multiple-event pulses per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard Input Impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21.8 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolated Input Impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21.8 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Barrier Impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.65 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Power Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.2 Watts typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransducer Supply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-24 Vdc, 40 mA maximum per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Input Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 kHz for Proximity Probes | 10 kHz for Magnetic Pickups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Tracked Shaft Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e99,999 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinimum Proximity Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 rpm (0.017 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinimum Magnetic Pickup Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200 rpm (3.3 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Trigger Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e+10.0 Vdc to -24.0 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManual Hysteresis Scope\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUser adjustable from 0.2 to 2.5 Volts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAuto-Threshold Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMinimum 1 Hz (60 rpm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAuto-Threshold Amplitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMinimum 2 Volts peak-to-peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital Speed Output Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWithin ±0.01% for speed variables up to 99,999 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhase Accuracy Performance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMax ±1 Celsius shift error up to 10,000 rpm | Max ±6 Celsius shift error up to 99,999 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-30 Celsius to +65 Celsius (-22 Fahrenheit to +150 Fahrenheit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature Scope\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40 Celsius to +85 Celsius (-40 Fahrenheit to +185 Fahrenheit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Humidity Target\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e95% non-condensing relative humidity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMain Module Card Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.46 kg (1.0 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eI\/O Module Card Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.20 kg (0.44 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMain Module Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e119.4 mm x 24.4 mm x 241.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eI\/O Module Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e241.3 mm x 24.4 mm x 99.1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRack Slot Requirements\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRequires 1 half-height front slot position\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections\/Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eTerminal \/ Connector Pin\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCH1 \/ CH2 Coaxial BNC (Front)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eShort-circuit protected dynamic unconditioned output for signal capture\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTRANSDUCERS (PWR \/ COM \/ KPH)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRear terminal connections mapping sensor power, common, and pulse signal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSHLD \/ GND Terminals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInstrumentation shield frame common and chassis earth ground points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBUFFERED KPH (BUF1 \/ BUF2)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDedicated terminal points providing buffered digital pulse lines to peripherals\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\u003eShielding Control: Secure the field transmitter outer ground shields explicitly to the designated SHLD common connections on the rear I\/O interface blocks to obstruct electromagnetic signal degradation.\u003c\/li\u003e\n\u003cli\u003eSlot Structuring: Ensure this half-height front module card is paired into a single vertical track with another half-height module or matching blank panel insert to keep internal rack structural support aligned.\u003c\/li\u003e\n\u003cli\u003eSensor Limitations: Do not connect magnetic pickup sensors to channels tasked with tracking low shaft rotative speeds under 200 rpm, as the transducer cannot generate sufficient signal voltage amplitude for auto-threshold processing.\u003c\/li\u003e\n\u003cli\u003eThermal Regulation: Prevent obstruction of ventilation openings located along the top and base plates of the 3500 instrumentation frame to sustain necessary passive airflow cooling across the processing chips.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLow Voltage Standards: EN 61010-1 Safety requirements for electrical measurement and laboratory instrumentation.\u003c\/li\u003e\n\u003cli\u003eElectromagnetic Emissions: EN 61000-6-4 Industrial Radiated and Conducted Emissions, EN 55011 Class A limits.\u003c\/li\u003e\n\u003cli\u003eElectromagnetic Immunity: EN 61000-6-2 Industrial Susceptibility compliance parameters.\u003c\/li\u003e\n\u003cli\u003eHazardous Location Codes: CSA Class I, Division 2, Groups A, B, C, and D ratings under option code 01.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical \u0026amp; Procurement FAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this specific module card trigger downstream emergency overspeed machinery trip relays directly?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No, this Keyphasor instrument is engineered as a phase diagnostic data engine rather than a safety shutdown system, as it lacks the redundant hardware vote loops and specific execution speeds required for machine overspeed trip paths.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What represents the functional variance between model designation 3500\/25 and part number 149369-01?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The term 3500\/25 specifies the operational functional system family within the rack architecture, while code 149369-01 dictates the exact factory physical main processing circuit card supplied as a replacement part.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is physical potentiometer tuning required to align the trigger points when swapping a sensor?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No, all trigger adjustments, voltage ranges, event hysteresis levels, and pulse criteria are executed digitally via software variables within the 3500 configuration workspace.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does a severe line short on the buffered front-panel coaxial output impact backplane processing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The front panel BNC connections are equipped with thorough short-circuit isolation, ensuring external test lines do not damage internal components or halt signal propagation across the internal backplane lines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this modern card interface cleanly into legacy 3500 system racks running original firmware revisions?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, it provides full functional compatibility, replacing the older 125792-01 assemblies seamlessly while matching the original dimensions, connector positions, and mechanical installation tracks.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52666869416299,"sku":"3500\/25 149369-01","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/bently-nevada-3500-25-149369-01-enhanced-keyphasor-module-e12wugfcjvi_1fdbb2d8-ec40-4214-ae7f-5268e1f642b3.jpg?v=1765449572","url":"https:\/\/www.plcprotech.com\/fr\/products\/bently-nevada-149369-01-3500-25-enhanced-keyphasor-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}