{"product_id":"pr6423-000-040-emerson-eddy-current-sensor-new-original-stock","title":"PR6423\/000-040 Emerson Eddy Current Sensor | New \u0026 Original Stock","description":"\u003ch1\u003eEmerson PR6423\/000-040 AMS\/EPRO Series\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eEmerson PR6423\/000-040\u003c\/strong\u003e serves as the primary \u003cstrong\u003ePR6423\u003c\/strong\u003e Eddy Current Displacement Sensor utilized to execute non-contact shaft vibration and displacement measurement across AMS 6500 platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eModel\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003ePR6423\/000-040\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003eEmerson \/ EPRO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eOrigin\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003e0.40 kg nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eDimensions\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003eProbe tip diameter: 8 mm; Integrated cable length: 40 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eOperating Temp\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003e-40 to +125 deg C (up to +160 deg C for T3 version)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003ePassive sensor element driven by external rack converter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eLinear Measurement Range\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003e2 mm (80 mils)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eInitial Air Gap\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003e0.5 mm (20 mils)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eIncremental Scale Factor\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003e8 V\/mm +\/- 5% at 0 to 45 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"12\"\u003eDeviation from Straight Line\u003c\/td\u003e\n\u003ctd data-row=\"12\"\u003e+\/- 0.025 mm (+\/- 1 mil)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"13\"\u003eTarget Material Standard\u003c\/td\u003e\n\u003ctd data-row=\"13\"\u003eFerromagnetic steel (42CrMo4 \/ AISI 4140 standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"14\"\u003eFrequency Response\u003c\/td\u003e\n\u003ctd data-row=\"14\"\u003e0 to 10 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"15\"\u003eProtection Class\u003c\/td\u003e\n\u003ctd data-row=\"15\"\u003eIP66 (IEC 60529)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"16\"\u003eHousing Material\u003c\/td\u003e\n\u003ctd data-row=\"16\"\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"17\"\u003eCompliance\u003c\/td\u003e\n\u003ctd data-row=\"17\"\u003eAPI 670\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEddy-Current Probe Scaling and Gap Voltage Validation\u003c\/h3\u003e\n\u003cp\u003eThe physical installation integrates an 8 mm probe head assembly connected to a 40 m continuous transmission line, designed to project an eddy-current field onto target components without signal degradation over extended distances. Proper execution relies on precise eddy-current probe scaling tuned to 8 V\/mm against the standard 42CrMo4 reference track. During field commissioning, gap voltage validation must confirm a stable negative voltage reference, ensuring the sensor operates within its 2 mm linear range. This electrical baseline enables accurate tracking of rapid rotor dynamics while preserving the cross-talk suppression metrics required for high-density adjacent multi-channel monitoring arrays.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the integrated 40 m cable affect the calibration of the sensor loop?\u003c\/p\u003e\n\u003cp\u003eA: The 40 m integrated cable is an electrical element of the inductive bridge circuit. The entire loop impedance is calibrated for this exact length; cutting or splicing the cable alters the total resistance and capacitance, destroying the calibrated 8 V\/mm Incremental Scale Factor.\u003c\/p\u003e\n\u003cp\u003eQ: What target parameters are required to maintain compliance with the specified linearity metrics?\u003c\/p\u003e\n\u003cp\u003eA: The sensor requires a ferromagnetic steel target (standard 42CrMo4 or AISI 4140) with a minimum shaft diameter of 25 mm. The surface must be free from mechanical scoring, chrome plating, or residual magnetic fields to prevent electrical runout errors.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThread the stainless steel probe body into the bracket housing, adjusting insertion depth until achieving the mechanical 0.5 mm initial air gap relative to the shaft surface.\u003c\/li\u003e\n\u003cli\u003ePerform gap voltage validation using a digital voltmeter at the driver terminal block before tightening the primary locking nuts.\u003c\/li\u003e\n\u003cli\u003eRoute the 40 m integrated cable assembly through dedicated, grounded low-voltage instrument conduits to avoid electromagnetic coupling from high-power three-phase motor runs.\u003c\/li\u003e\n\u003cli\u003eVerify that the probe head maintains a minimum physical clearance of 40 mm from any adjacent structural steel components to eliminate stray eddy-current path interference.\u003c\/li\u003e\n\u003cli\u003eEnsure the local terminal block connection points are housed inside an IP66 enclosure when operating in high-humidity or contaminated field environments.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Epro","offers":[{"title":"Default Title","offer_id":43898052509795,"sku":"PR6423\/000-040","price":350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/37_a0d169ef-61a1-4b7f-a87d-0ac95fdb5453.jpg?v=1766112512","url":"https:\/\/www.autocontrolglobal.com\/products\/pr6423-000-040-emerson-eddy-current-sensor-new-original-stock","provider":"AutoControl Global","version":"1.0","type":"link"}