{"product_id":"80466-02-bently-nevada-tk81-vibration-meter-new-original-stock","title":"80466-02 Bently Nevada TK81 Vibration Meter | New \u0026 Original Stock","description":"\u003ch2\u003eBently Nevada TK81 80466-02 Vibration Measurement Meter\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 80466-02\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eTK81\u003c\/strong\u003e Tunable Filter Vibration Measurement Meter, operates as a dedicated hardware component for localized frequency isolation and vibration analysis within rotating machinery diagnostic systems. This portable equipment conditions voltage vectors transmitted from external seismic, velocity, or proximity transducers. It isolates specific mechanical vibration signatures across a selectable frequency spectrum, outputting filtered analog waveforms via buffered terminal paths for localized oscilloscope verification or spectrum processing.\u003c\/p\u003e\n\u003ch3\u003eHardware 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\u003eModel\u003c\/td\u003e\n\u003ctd\u003eTK81\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBently Nevada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e50 cm x 50 cm x 50 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e15 W maximum (220 VAC power requirements)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e80466-02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003e95 kohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Type\u003c\/td\u003e\n\u003ctd\u003e4-line x 16-character backlit LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReference Output\u003c\/td\u003e\n\u003ctd\u003e30 Hz calibration signal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Units\u003c\/td\u003e\n\u003ctd\u003eMetric and English (Velocity, Displacement, Acceleration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Interface\u003c\/td\u003e\n\u003ctd\u003eBuffered analog output terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Rating\u003c\/td\u003e\n\u003ctd\u003eIndustrial-grade robust housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEddy-Current Probe Scaling and Rotor Dynamics Calibration\u003c\/h3\u003e\n\u003cp\u003eThe measurement electronics utilize internal conversion circuits that correspond to standard eddy-current probe scaling configurations to analyze dynamic shaft behaviors. During data collection loops, the component validates the gap voltage verification parameters against a -10 VDC target baseline to confirm the linear positioning of proxymitor sensors relative to the shaft surface. This verification sequence suppresses low-frequency electrical runout vectors, allowing precision observation of rotor dynamics profiles. Internal filtering arrays maintain cross-talk suppression metrics between adjacent orthogonal transducers, preventing signal overlapping when mapping orbital vibration paths on multi-bearing turbomachinery trains.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How is the internal measurement calibration verified while performing field diagnostics away from a laboratory benchmark?\u003c\/p\u003e\n\u003cp\u003eA: The hardware integrates a fixed 30 Hz reference output frequency circuit. Technicians route this stable analog signal internally or via external jumpers to the input processing channels to verify the accuracy of the transducer scaling matrices and filter attenuation parameters prior to machinery inspection.\u003c\/p\u003e\n\u003cp\u003eQ: What are the electrical isolation constraints when linking the buffered output terminal to external oscilloscopes?\u003c\/p\u003e\n\u003cp\u003eA: The buffered signal output path features internal short-circuit protection circuits that isolate the core measurement processing unit from external electrical faults. Connecting a grounded oscilloscope or digital signal analyzer to the buffered terminal does not distort the parallel data stream or alter the calibration parameters of the input loops.\u003c\/p\u003e\n\u003cp\u003eQ: Can this instrument interpret raw data directly from eddy-current proximity probes without external drivers?\u003c\/p\u003e\n\u003cp\u003eA: No. The internal 95 kohm input impedance is designed to interface with buffered outputs from external Proximitor sensors or vibration transmitters. It requires pre-conditioned voltage or current signals from an intermediate driver module to perform frequency filtering and peak-to-peak displacement calculations.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInspect the physical interface cable pins for contamination or deformation prior to coupling external transducers to the primary signal input port.\u003c\/li\u003e\n\u003cli\u003eVerify the gap voltage validation parameters read within the nominal linear window before initiating frequency filtering sweeps to prevent waveform clipping.\u003c\/li\u003e\n\u003cli\u003eRoute the flexible transducer leads away from local high-voltage AC electric motor casings to minimize the introduction of electromagnetic line noise.\u003c\/li\u003e\n\u003cli\u003eMaintain complete axial alignment when applying handheld magnetic transducer blocks to the machine bearing housing to avoid transverse signal errors.\u003c\/li\u003e\n\u003cli\u003eSecure the 220 VAC charging or power line to an isolated, surge-protected outlet grid when operating the instrument for extended continuous data logging periods.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":42870907830362,"sku":"80466-02 TK81","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/346.jpg?v=1771903394","url":"https:\/\/www.spareoil.com\/products\/80466-02-bently-nevada-tk81-vibration-meter-new-original-stock","provider":"SpareOil Automation","version":"1.0","type":"link"}