{"product_id":"emerson-epro-pr6423-000-001-cn-current-sensor","title":"Emerson EPRO PR6423\/000-001-CN Current Sensor","description":"\u003cp\u003eThe \u003cstrong\u003eEmerson PR6423\/000-001-CN\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003ePR6423\u003c\/strong\u003e Eddy Current Sensor, operates as a dedicated hardware component for non-contact shaft dynamics, position, and rotational speed measurement within EPRO machine condition monitoring networks. This 8 mm probe registers mechanical displacement metrics across critical turbomachinery rotors, feeding dynamic voltage changes directly into diagnostic driver assemblies.\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\u003ePR6423\/000-001-CN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEmerson (EPRO Portfolio)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;100 g (\u0026lt;3.53 oz net mass profile)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e8 mm sensor tip diameter configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eSensor Tip: -35 to +180 deg C; Integrated Cable: -35 to +150 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eParameterized by transmitter loop limits (Typically -4 V to -20 VDC output scale)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eProximity Sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLinear Measurement Range\u003c\/td\u003e\n\u003ctd\u003e2 mm (80 mils) dynamic displacement span\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncremental Scale Factor\u003c\/td\u003e\n\u003ctd\u003e8 V\/mm (203.2 mV\/mil) nominal tracking sensitivity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScale Factor Deviation\u003c\/td\u003e\n\u003ctd\u003e+\/-5% maximum variance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLinearity Deviation\u003c\/td\u003e\n\u003ctd\u003e+\/-0.025 mm (+\/-1 mil) maximum boundary error\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Shaft Diameter\u003c\/td\u003e\n\u003ctd\u003e25 mm (0.79\") target mechanical constraint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIngress Protection Class\u003c\/td\u003e\n\u003ctd\u003eIP66 sealed assembly casing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Dimensions\u003c\/td\u003e\n\u003ctd\u003eStandard outer diameter: 2.8 mm; Armored outer diameter: 6.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Bending Radius\u003c\/td\u003e\n\u003ctd\u003eStandard cable: 25 mm; Armored cable: 35 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eCE, ATEX, IEC-Ex, CSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eMachinery Monitoring and TSI Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEddy-Current Probe Scaling and Scale Deviation:\u003c\/strong\u003e The 8 mm sensor face emits a high-frequency electromagnetic field that sets up surface-level loop currents in the adjacent metal structure. Standard eddy-current probe scaling maps these changes into a tight 8 V\/mm incremental scale factor, restricting scale factor deviation inside a strict +\/-5% matrix to maintain high measurement fidelity over the total 2 mm linear range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGap Voltage Validation and Rotor Dynamics:\u003c\/strong\u003e Proper loop installation relies on setting a precise initial air gap of 0.5 mm (20 mils) relative to the target face to maintain standard gap voltage validation (-10 VDC targets). This calibration shifts the active tracking registers into the linear slope of the sensor curve, allowing real-time recording of asymmetric rotor dynamics, shaft centerline profiles, and speed frequencies down to 0 Hz without signal dropouts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the mechanical consequence of routing this sensor cable below its stated bending radius?\u003c\/p\u003e\n\u003cp\u003eA: Bending the standard 2.8 mm cable sharper than the 25 mm minimum radius (or 35 mm for armored lines) causes internal structural deformation of the coaxial core. This layer distortion alters the distributed capacitance of the assembly, shifting the factory-calibrated 8 V\/mm sensitivity and generating artificial vibration readings.\u003c\/p\u003e\n\u003cp\u003eQ: How does target shaft diameter affect the measurement accuracy of the PR6423\/000-001-CN probe?\u003c\/p\u003e\n\u003cp\u003eA: The sensor requires a minimum shaft diameter of 25 mm (0.79\") to prevent geometric boundary distortion. Checking targets smaller than this constraint allows the electromagnetic field lines to wrap around the curved edges, degrading the linear range and altering the linearity deviation beyond the stated +\/-0.025 mm limit.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Layout Alignment, Clearance Constraints, and Mechanical Seating:\u003c\/strong\u003e Thread the 8 mm probe housing carefully into the designated machine casing mount until achieving the baseline initial air gap of 0.5 mm. Verify the distance using non-magnetic feeler gauges, then lock the outer retention nuts to prevent mechanical shifting from vibration forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Separation, Wireway Constraints, and Shield Grounding:\u003c\/strong\u003e Route the low-voltage sensor cable inside grounded, flexible armored conduits kept completely separate from high-power AC motor lines or variable frequency drive tracks. Terminate the overall coaxial shield braid strictly at the instrumentation rack bulkhead, isolating it at the machine frame to block noise loops from muddying the tracking signal.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emerson Epro","offers":[{"title":"Default Title","offer_id":45147361804403,"sku":"PR6423\/000-001-CN","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/87a2d25a21e917f5d1a82f9a1ca690b16_cecc8c42-a538-4255-89a1-39cdb6c078dc.png?v=1782986615","url":"https:\/\/www.dcssupplier.com\/products\/emerson-epro-pr6423-000-001-cn-current-sensor","provider":"DcsSupplier Limited","version":"1.0","type":"link"}