{"product_id":"epro-pr6426-000-031-eddy-current-proximity-sensor-probe","title":"Epro PR6426\/000-031 Eddy Current Proximity Sensor Probe","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEmerson EPRO PR6426\/000-031\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a 32 mm eddy current proximity probe designed for continuous monitoring of shaft movement in high-speed rotating machinery. It is widely applied in turbines, compressors, pumps, and generators where accurate vibration and displacement measurement is required for condition monitoring and protection systems.\u003c\/p\u003e\n\u003cp\u003eThe sensing principle is based on eddy current induction, allowing the probe to detect changes in distance to conductive targets without physical contact. This eliminates mechanical wear and ensures stable long-term performance even under severe vibration and thermal stress conditions.\u003c\/p\u003e\n\u003cp\u003eThe probe body is constructed from stainless steel with a sealed design, providing strong resistance to oil contamination, moisture, and industrial dust ingress.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eModel:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePR6426\/000-031\u003c\/strong\u003e\u003cbr\u003eSensor Type: Eddy current proximity probe\u003cbr\u003eMeasurement Principle: Non-contact electromagnetic induction\u003cbr\u003eProbe Diameter: 32 mm\u003cbr\u003eMeasurement Range: Up to ±4.0 mm (system dependent)\u003cbr\u003eLinear Range: Approximately 0.25 mm to 4.0 mm\u003cbr\u003eFrequency Response: DC to 10 kHz (–3 dB typical)\u003cbr\u003eSensitivity: 4–8 mV\/µm depending on signal converter\u003cbr\u003eTarget Material: Conductive metals including ferromagnetic alloys\u003cbr\u003eOperating Temperature: -35 °C to +180 °C\u003cbr\u003eStorage Temperature: -40 °C to +200 °C\u003cbr\u003eHousing Material: Stainless steel\u003cbr\u003eProtection Rating: IP67\u003cbr\u003eOutput Signal: Compatible with EPRO signal conditioning modules\u003cbr\u003eWeight: 0.8 kg\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003ePerformance Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe PR6426\/000-031 is designed for high stability measurement in dynamic rotor environments. It maintains accurate signal response under varying thermal conditions and mechanical vibration loads.\u003c\/p\u003e\n\u003cp\u003eKey performance characteristics include stable linear output across operating range, strong resistance to electromagnetic interference, and minimal signal drift over long-term operation when properly calibrated with matching electronics.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThis probe is used in critical rotating equipment monitoring systems including gas turbines, steam turbines, hydro turbines, industrial compressors, high-capacity pumps, and generator sets.\u003c\/p\u003e\n\u003cp\u003eIt supports measurement tasks such as shaft radial vibration, axial displacement, rotor eccentricity, and relative shaft position tracking in predictive maintenance systems.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eEngineering Notes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe sensor must be used with a compatible EPRO driver or signal converter to achieve calibrated output values. Installation gap, alignment accuracy, and target surface condition directly influence measurement precision.\u003c\/p\u003e\n\u003cp\u003eProper commissioning and calibration are required to ensure full linear performance within the specified measurement range.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: Is this a contact-based sensor?\u003c\/strong\u003e\u003cbr\u003eNo. It operates using eddy current technology and measures displacement without physical contact.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: Can it be used in high temperature turbine environments?\u003c\/strong\u003e\u003cbr\u003eYes. It is rated for continuous operation up to +180 °C.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: Does it require external electronics?\u003c\/strong\u003e\u003cbr\u003eYes. It must be paired with an EPRO compatible signal converter for proper output conditioning.\u003c\/p\u003e","brand":"Emerson","offers":[{"title":"Default Title","offer_id":43284316880986,"sku":"PR6426\/000-031","price":178.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/CON021_PR6424010-1402_55cecaf2-1a87-4fc4-8b5b-4046445a4c1d.jpg?v=1777361063","url":"https:\/\/www.plcmasters.com\/products\/epro-pr6426-000-031-eddy-current-proximity-sensor-probe","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}