{"product_id":"74712-06-05-02-00-bently-nevada-seismoprobe-velocity-transducer","title":"74712-06-05-02-00 Bently Nevada Seismoprobe Velocity Transducer","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eDesigned for continuous machinery vibration monitoring in demanding industrial thermal conditions, the \u003cstrong\u003eBently Nevada 74712-06-05-02-00\u003c\/strong\u003e provides precise case velocity measurements on critical rotating machinery. This high-temperature, two-wire transducer operates on moving-coil design principles, generating a voltage proportional to the vibration velocity without requiring external power. The specific configuration of this \u003cstrong\u003e74712 Seismoprobe\u003c\/strong\u003e model makes it highly suitable for structural vibration analysis on gas turbines, steam turbines, pumps, and fans where operating temperatures exceed standard sensor limits.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo-Wire Construction:\u003c\/strong\u003e Simplifies wiring infrastructure and integrates directly with traditional machinery protection systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHorizontal Optimization:\u003c\/strong\u003e Calibrated for a horizontal mounting orientation (0 deg plus\/minus 100 deg) with a 10 Hz minimum operating frequency.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated Stud Mount:\u003c\/strong\u003e Direct attachment via a 1\/2-20 UNF-3A stud, maximizing mechanical high-frequency transmission.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTop-Mount Connector:\u003c\/strong\u003e Minimizes overall physical clearance requirements in tight machine enclosures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eHigh-temperature exhaust fans and industrial blowers\u003c\/li\u003e\n  \u003cli\u003eHeavy-duty steam and gas turbine bearing housing monitoring\u003c\/li\u003e\n  \u003cli\u003eMain boiler feed pumps and safety-critical pumping systems\u003c\/li\u003e\n  \u003cli\u003eRotary compressors and high-speed gearboxes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eOrdering Information\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; text-align: left;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2d3748;\"\u003e\n        \u003cth style=\"padding: 8px;\"\u003eOption Code\u003c\/th\u003e\n        \u003cth style=\"padding: 8px;\"\u003eOption Type\u003c\/th\u003e\n        \u003cth style=\"padding: 8px;\"\u003eSelected Configuration Description\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003e06\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eMounting Angle \/ Operating Frequency\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e0 deg +\/- 100 deg, 10 Hz (600 cpm) minimum operating frequency\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003e05\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eMounting Base\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eNo base; 1\/2-20 UNF-3A stud connection\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003e02\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eConnector Option\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eTop Mount\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003e00\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eAgency Approval\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eNo Approvals\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; text-align: left;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold; width: 30%;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eBently Nevada (Baker Hughes)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eModel Series\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e74712 High-Temperature Seismoprobe\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eFull Part Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e74712-06-05-02-00\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eTransducer Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eSelf-generating, moving-coil velocity sensor\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eMounting Angle\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e0 deg +\/- 100 deg (Horizontal mounting target)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eMinimum Frequency\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e10 Hz (600 cpm)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eMechanical Connection\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e1\/2-20 UNF-3A integral stud mount\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eElectrical Connection\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eTop-mounted multi-pin connector\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eHazardous Area Certifications\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eNone (Option 00)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eTransducer Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e480 grams (17 ounces) typical\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e1.5 kg (3.3 lbs)\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.25rem;\"\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe 74712 series serves as a specialized, high-temperature replacement for standard velocity sensors such as the Bently Nevada 9200. Ensure that the associated monitoring system configuration (e.g., Bently Nevada 3500\/42M) matches the expected electrical characteristics and low-frequency cut-off values of the 74712 transducer.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.25rem;\"\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe \"06\" option dictates a horizontal mounting angle constraint. Attempting to install this unit vertically (90 degrees relative to horizontal) will cause the internal moving coil to rest off-center, leading to signal clipping, measurement errors, and premature internal mechanical wear. Operating temperature ranges must be kept within the physical limits of the transducer's internal assemblies to prevent coil insulation degradation.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.25rem;\"\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen routing cables from the top-mount connector, provide an adequate drip loop and strain relief. High-temperature environments generate mechanical stress, so armored, shielded cables should be securely tied down to structural points nearby rather than being allowed to hang from the connector head.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 0.5rem;\"\u003eCRITICAL WARNING\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eIsolate the machine and ensure it is in a zero-energy state before drilling, tapping, or mounting the sensor. Physical impact or excessive torque applied directly to the transducer body during installation can permanently damage the internal moving-coil alignment.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; margin-right: 12px; font-weight: bold; font-size: 0.875rem;\"\u003e1\u003c\/span\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003ePrepare a clean, flat surface on the bearing housing perpendicular to the desired measurement axis.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; margin-right: 12px; font-weight: bold; font-size: 0.875rem;\"\u003e2\u003c\/span\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eVerify that the mounting thread matches the 1\/2-20 UNF-3A stud specification precisely.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; margin-right: 12px; font-weight: bold; font-size: 0.875rem;\"\u003e3\u003c\/span\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eApply thread-locking compound if required by plant specifications, and torque the transducer base using the flat wrench surfaces only. Do not torque by gripping the sensor body.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; min-width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; margin-right: 12px; font-weight: bold; font-size: 0.875rem;\"\u003e4\u003c\/span\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eAttach the top-mount connector and secure the cable shield to the designated monitoring rack ground to prevent electro-magnetic interference.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52668314222955,"sku":"74712-06-05-02-00","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/74712-06-05-02-00-cyfd3iyjgjv_e560f033-a3e4-4963-8b71-d4bfa39ab199.jpg?v=1765520958","url":"https:\/\/www.plcprotech.com\/pt\/products\/74712-06-05-02-00-bently-nevada-seismoprobe-velocity-transducer","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}