{"product_id":"emerson-pr6423-10r-111-proximity-sensors-eddy-current-system","title":"Emerson PR6423\/10R-111 Proximity Sensors Eddy Current System","description":"\u003ch2\u003eEmerson PR6423\/10R-111 Eddy Current Displacement Sensor\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eEmerson PR6423\/10R-111\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003ePR6423\/10R-111\u003c\/strong\u003e Proximity Sensor, operates as a dedicated hardware component for non-contact rotor position and vibration monitoring within turbomachinery protection systems.\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\/10R-111\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEmerson\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\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e4.1 x 15.9 x 10.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-35 deg C to +180 deg C (Sensor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd\u003e2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity\u003c\/td\u003e\n\u003ctd\u003e8 V\/mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eMechanical monitoring and eddy-current probe scaling\u003c\/h3\u003e\n\u003cp\u003eThe PR6423\/10R-111 system requires precise eddy-current probe scaling during system calibration to maintain the specified sensitivity of 8 V\/mm. Technicians must validate gap voltage targets, typically centered around -10 VDC, to ensure the probe operates within its linear 2 mm measurement range. When mounting multiple probes for rotor dynamics analysis, installers must implement strict cross-talk suppression by maintaining appropriate physical separation or ensuring orthogonal orientation. This minimizes signal interference between adjacent sensors, which is essential for capturing accurate shaft displacement data in high-speed rotating machinery.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the PR6423\/10R-111 support hot-swapping during machine operation?\u003c\/p\u003e\n\u003cp\u003eA: The probe itself is a passive sensor and can be physically removed, but this will interrupt the signal loop and potentially trigger a machinery trip. Ensure that the associated monitoring system is set to maintenance mode or that the signal loop is properly bypassed before removing the sensor.\u003c\/p\u003e\n\u003cp\u003eQ: How does the target material influence the linearity of the measurement?\u003c\/p\u003e\n\u003cp\u003eA: The sensor is calibrated for ferromagnetic steel (42CrMo4\/AISI 4140). Using a target material with different magnetic permeability or electrical conductivity will result in non-linear signal responses, requiring a custom calibration curve for the converter to maintain accuracy.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Mounting\u003c\/strong\u003e: Install the reverse-mount probe into the machine casing using the M10 or 3\/8”-24 thread. Ensure the probe tip is perpendicular to the shaft surface to avoid measurement distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGap Setting\u003c\/strong\u003e: Use a calibrated feeler gauge to establish the initial 0.5 mm air gap. Verify that the static output voltage aligns with the expected baseline of the measuring system before finalizing the lock-nut position.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Integrity\u003c\/strong\u003e: Protect the armored cable from mechanical strain and temperatures exceeding 150 deg C. Route the cable through dedicated, grounded instrument conduits to avoid electromagnetic noise pickup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding\u003c\/strong\u003e: Terminate the cable shield at the designated instrument earth point. Avoid creating ground loops by ensuring the probe housing and the signal converter follow the established site grounding topology.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emerson","offers":[{"title":"Default Title","offer_id":44357648777315,"sku":"PR6423\/10R-111","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/12_b651b439-943a-4df2-9957-a058aa5669b7.jpg?v=1784020450","url":"https:\/\/www.autocontrolglobal.com\/products\/emerson-pr6423-10r-111-proximity-sensors-eddy-current-system","provider":"AutoControl Global","version":"1.0","type":"link"}