{"product_id":"epro-pr6423-108-110-current-proximity-sensors","title":"EPRO PR6423\/108-110 Current Proximity Sensors","description":"\u003cp\u003eThe \u003cstrong\u003eEPRO PR6423\/108-110\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003ePR6423\u003c\/strong\u003e Eddy Current Sensor, operates as a dedicated hardware component for contactless shaft displacement and dynamic vibration measurement 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\/108-110\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEPRO\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\u003eApprox. 100 g (3.53 oz) (Sensor + 1 m Cable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eMinimum shaft target diameter 25 mm (0.79 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eSensor: -35 to 180 deg C (-31 to 356 deg F); Cable: -35 to 150 deg C (-31 to 302 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive sensor element (powered via external signal converter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd\u003eLinear: 2 mm (80 mils)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInitial Air Gap\u003c\/td\u003e\n\u003ctd\u003e0.5 mm (20 mils)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity (ISF)\u003c\/td\u003e\n\u003ctd\u003e8 V\/mm (203.2 mV\/mil) +\/- 5% @ 0 to 45 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLinearity (DSL)\u003c\/td\u003e\n\u003ctd\u003e+\/- 0.025 mm (+\/- 1 mil) @ 0 to 45 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTarget Material\u003c\/td\u003e\n\u003ctd\u003eFerromagnetic Steel (42CrMo4, AISI\/SAE 4140)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Class\u003c\/td\u003e\n\u003ctd\u003eIP66 (IEC 60529)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction Material\u003c\/td\u003e\n\u003ctd\u003eTip: PEEK; Case: Stainless Steel; Cable: PTFE; Connector: Brass (nickel-plated)\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 Integrity\u003c\/h3\u003e\n\u003cp\u003eThe PR6423\/108-110 proximity sensor utilizes electro-magnetic eddy-current probe scaling principles to deliver a precise incremental scale factor (ISF) output of 8 V\/mm (203.2 mV\/mil) across a 2 mm linear range. Designed to evaluate rotor dynamics and high-speed mechanical deflection, the sensor maintains strict deviation limits (+\/- 0.025 mm DSL) when tracking ferromagnetic targets such as 42CrMo4 or AISI 4140 steel. Gap voltage validation during static installation (starting at a minimum 0.5 mm initial air gap) ensures proper bias centering, preventing signal saturation during high-amplitude transient vibrations. High electromagnetic isolation inherent to the stainless steel body and PEEK tip yields superior cross-talk suppression in dual-axis X-Y orthogonal monitoring configurations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What target material is required to ensure the stated 8 V\/mm sensitivity?\u003c\/p\u003e\n\u003cp\u003eA: The sensor is factory-calibrated for ferromagnetic steel targets such as 42CrMo4 or AISI\/SAE 4140. Non-ferromagnetic target materials or different alloys will shift the incremental scale factor and require signal conditioner re-scaling.\u003c\/p\u003e\n\u003cp\u003eQ: How does operating temperature affect measurement accuracy?\u003c\/p\u003e\n\u003cp\u003eA: The sensor housing withstands extreme operating temperatures from -35 to 180 deg C, with specified scale factor accuracy maintained within +\/- 5% across the standard ambient temperature band of 0 to 45 deg C.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget Surface Preparation:\u003c\/strong\u003e Verify that the shaft target track measures at least 25 mm in diameter, with a smooth, polished finish free of deep tool marks, scratches, or residual magnetism to eliminate false electrical runoff.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Alignment \u0026amp; Gap Setting:\u003c\/strong\u003e Thread the stainless steel sensor body into the mounting bracket or gland assembly. Set the initial physical clearance to approximately 0.5 mm (20 mils) before validating raw bias voltage and tightening locknuts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Strain Relief and Shielding:\u003c\/strong\u003e Route the high-temperature PTFE-insulated cable through grounded protective conduit. Ensure the nickel-plated brass connector is securely mated and terminate cable shields at a single chassis ground point inside the monitoring enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emerson Epro","offers":[{"title":"Default Title","offer_id":48384749731955,"sku":"PR6423\/108-110","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/pr9268_Cocoai_8a16edb9-65d9-46d5-8f87-e17694400b2d.jpg?v=1789958366","url":"https:\/\/www.dcssupplier.com\/ar\/products\/epro-pr6423-108-110-current-proximity-sensors","provider":"DcsSupplier Limited","version":"1.0","type":"link"}