{"product_id":"86691-01780-1300-15-00-bently-nevada-proximity-transducer-vibration-probe","title":"86691-01780-1300-15-00 Bently Nevada Proximity Transducer Vibration Probe","description":"\u003ch3\u003e\u003cstrong\u003eTechnical Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e86691-01780-1300-15-00\u003c\/span\u003e\u003c\/strong\u003e is a high-precision \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/span\u003e\u003c\/strong\u003e vibration probe designed for continuous shaft dynamic measurement.\u003c\/p\u003e\n\u003cp\u003eThis transducer converts mechanical distance changes into stable electronic signals for machinery protection systems.\u003c\/p\u003e\n\u003cp\u003eEngineers utilize this assembly on critical rotating equipment where thermal expansion and heavy oil film loads require sub-millimeter position resolution.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eConfiguration Breakdown \u0026amp; Part Number Tree\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe part number \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e86691-01780-1300-15-00\u003c\/span\u003e\u003c\/strong\u003e defines specific mechanical thread lengths, cable configurations, and agency approvals.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBase Model Series: 86691\u003c\/strong\u003e\n    \u003cul\u003e\n      \u003cli\u003eHigh-temperature industrial vibration transducer probe body\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnthreaded Length Option: -01780\u003c\/strong\u003e\n    \u003cul\u003e\n      \u003cli\u003eCase body unthreaded section measuring 178.0 mm\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Case Length Option: -1300\u003c\/strong\u003e\n    \u003cul\u003e\n      \u003cli\u003eTotal thread and body enclosure length measuring 130.0 mm\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTotal Cable Length Option: -15\u003c\/strong\u003e\n    \u003cul\u003e\n      \u003cli\u003e1.5-meter integral system interconnect cable with protective armor\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAgency Approval Option: -00\u003c\/strong\u003e\n    \u003cul\u003e\n      \u003cli\u003eStandard non-hazardous area unarmored \/ base mounting configuration\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eDuring field maintenance on a multi-stage boiler feed pump, our engineering team evaluated the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e86691-01780-1300-15-00\u003c\/span\u003e\u003c\/strong\u003e probe after unexpected signal noise appeared on Channel 2.\u003c\/p\u003e\n\n\u003cp\u003eThe initial gap voltage drifted past -14 V DC due to improper mechanical thread standoff adjustment during casing installation.\u003c\/p\u003e\n\n\u003cp\u003eUsing a digital multimeter, we readjusted the tip clearance until the output stabilized precisely at -10.0 V DC within the optimal -9 V to -11 V DC window.\u003c\/p\u003e\n\n\u003cp\u003eThis restored linear scale factor performance and allowed clean spectrum capturing across 10 Hz to 2 kHz without signal clipping or false vibration alarms.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eCore Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe data matrix below outlines the electrical and physical parameters for the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e86691-01780-1300-15-00\u003c\/span\u003e\u003c\/strong\u003e assembly.\u003c\/p\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n      \u003cth\u003e\u003cstrong\u003eOperational Specification\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 \u0026amp; Model\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eBently Nevada 86691-01780-1300-15-00\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eComponent Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eVibration Sensing Probe Transducer Assembly\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e-24 Vdc nominal power input\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNominal Gap Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e-9 V to -11 V DC output for baseline position alignment\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOutput Signal Format\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e4-20 mA current loops or configurable AC\/DC voltage outputs\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eMeasurement Range\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0.1 to 100 g acceleration \/ dynamic displacement capability\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1 Hz to 10 kHz flat frequency domain coverage\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eLinearity Standard\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eDeviation from Best Fit Straight Line less than ±0.74 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eIngress Protection\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eIP67 rated hermetic seal against oil mist and moisture\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003e\u003cstrong\u003eTarget Equipment \u0026amp; Diagnostic Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMonitors radial shaft vibration on heavy industrial steam turbines and gas expanders.\u003c\/li\u003e\n  \u003cli\u003eMeasures axial position thrust movement inside high-pressure centrifugal gas compressors.\u003c\/li\u003e\n  \u003cli\u003eProtects gearboxes and heavy induction motors from destructive bearing oil whip phenomena.\u003c\/li\u003e\n  \u003cli\u003eProvides early detection of rotor unbalance, shaft misalignment, and mechanical looseness.\u003c\/li\u003e\n  \u003cli\u003eEnables real-time orbit plot generation when connected to machinery monitoring racks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eCommercial Terms \u0026amp; Global Logistics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWarranty Terms:\u003c\/strong\u003e Complete 12-month replacement warranty against component defects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExpress Delivery:\u003c\/strong\u003e Dispatched via \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, and \u003cstrong\u003eDHL\u003c\/strong\u003e international networks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHandling Time:\u003c\/strong\u003e Ships within 24 to 48 hours following payment confirmation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackaging Standard:\u003c\/strong\u003e Anti-static protective casing with industrial shock-absorption padding.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eSelection \u0026amp; Purchasing Guidance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eBefore ordering the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e86691-01780-1300-15-00\u003c\/span\u003e\u003c\/strong\u003e, measure the internal machine housing depth to confirm the 178.0 mm unthreaded length option fits without bottoming out.\u003c\/p\u003e\n\n\u003cp\u003eAlways verify the total cable system length matches your Proximitor sensor calibration, as mixing 1.5-meter and 5-meter matched systems causes severe scale factor errors.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e How do I verify the mechanical gap voltage during \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003e86691-01780-1300-15-00\u003c\/span\u003e\u003c\/strong\u003e mounting?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Connect a DC voltmeter across the signal output and adjust the physical thread insertion depth until the voltage reads -10 V DC prior to tightening the locknut.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e What happens if the gap voltage falls outside the -9 V to -11 V DC target range?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Exceeding this range pushes the internal conditioning circuit into non-linear operation, leading to clipped vibration peaks and inaccurate spectrum analysis.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e Can this sensor body handle direct immersion in synthetic lube oil sump areas?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e The IP67 rating ensures protection against heavy oil splash and vapor, but threaded entry points require fluid sealant during casing installation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e Why must total system cable length match the proximity driver calibration?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e The driver relies on specific system capacitance values; altering total cable length shifts the overall millivolt-per-mil scale factor calibration.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQuestion:\u003c\/strong\u003e What routine maintenance prevents signal drift on critical turbomachinery loops?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Periodically inspect coax connectors for oil ingress, verify locknut torque values, and measure baseline DC gap voltage during planned outage turnarounds.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013881094326,"sku":"86691-01780-1300-15-00","price":130.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/Bently86691_2_e0b8603f-326b-4f93-bc9a-31f926d91cfa.jpg?v=1784881974","url":"https:\/\/www.plcsparehub.com\/products\/86691-01780-1300-15-00-bently-nevada-proximity-transducer-vibration-probe","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}