{"product_id":"a6312-08-emerson-epro-eddy-current-proximity-sensor","title":"A6312\/08 EMERSON EPRO Eddy Current Proximity Sensor","description":"\u003ch2\u003eEMERSON A6312\/08 Eddy Current Sensor\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eEMERSON A6312\/08\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eEMERSON A6312\u003c\/strong\u003e Eddy Current Sensor, operates as a dedicated hardware component for non-contact shaft vibration and displacement detection within machinery monitoring networks. The hardware instrument maps physical displacement metrics without mechanical surface contact. The sensor converts the physical proximity variations of a rotating ferromagnetic target wheel into scalable electrical parameters, passing the high-frequency variables directly to terminal monitoring blocks for signal conditioning.\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\u003eA6312\/08\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEMERSON \/ EPRO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.28 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e4 cm x 19 cm x 12.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-35 to +180 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eDriven via external transmitter loop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Tip Diameter\u003c\/td\u003e\n\u003ctd\u003e8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLinear Measurement Range\u003c\/td\u003e\n\u003ctd\u003e2 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%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDeviation from Best Fit Line (DSL)\u003c\/td\u003e\n\u003ctd\u003e+\/-0.025 mm (+\/-1 mil)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003eUp to 10 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Shaft Diameter\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;=25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTarget Material\u003c\/td\u003e\n\u003ctd\u003eFerromagnetic steel (e.g., 42CrMo4 \/ AISI 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\u003eSensor Tip Material\u003c\/td\u003e\n\u003ctd\u003ePEEK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCase Material\u003c\/td\u003e\n\u003ctd\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eAPI 670, ATEX, IECEx, CSA, CE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation \u0026amp; Signal Conditioning\u003c\/h3\u003e\n\u003cp\u003eWhen integrated into front-end processing cards within a larger Emerson architecture, the A6312\/08 loop leverages robust channel-to-channel isolation to prevent electrical loops from cross-contaminating dynamic signals. The processing modules enforce stringent galvanic barriers that safeguard the precision raw signal output from adjacent electro-magnetic fields. This isolation topology eliminates ground potential discrepancies across multi-bearing installations, keeping the high-frequency 10 kHz signal spectrum stable and direct when interfacing with distributed process control instrumentation.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the A6312\/08 probe support hot-swapping or replacement while the machine is running?\u003c\/p\u003e\n\u003cp\u003eA: No. Replacing the physical probe requires internal mechanical adjustment within the machine housing to verify physical clearances. Attempting a physical replacement during shaft rotation presents catastrophic mechanical hazards and prevents correct gap voltage initialization.\u003c\/p\u003e\n\u003cp\u003eQ: How does the choice of target material affect the factory-calibrated sensitivity of the probe?\u003c\/p\u003e\n\u003cp\u003eA: The sensor loop is factory-calibrated for ferromagnetic steel targets (such as 42CrMo4 or AISI 4140). Interfacing the probe tip with non-ferrous metals like aluminum or copper alters the eddy-current generation profile, causing severe scaling deviations from the specified 8 V\/mm baseline sensitivity factor.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Torque Constraints:\u003c\/strong\u003e Screw the stainless steel sensor body into the bracket sleeve using verified tools. Observe standard industrial torque tolerances for stainless hardware to prevent stripping threads or distorting the inner PEEK assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInitial Gap Alignment:\u003c\/strong\u003e Utilize mechanical thickness gauges or direct voltage metrics to position the probe tip exactly 0.5 mm away from the target shaft surface. Fasten the retention locknuts securely once this initial distance index is reached.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoaxial Shield Isolation:\u003c\/strong\u003e Keep the sensor cable shield intact from the probe connection tail up to the transmitter termination box. Terminate the shield path at a single structural ground point to suppress ambient electrical noise from corrupting the dynamic frequency track.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRouting Path Clearances:\u003c\/strong\u003e Maintain structural spacing boundaries between the probe extension lines and high-voltage power conduits. Avoid acute bending or pinching of the low-noise cable jacket to prevent altering the internal transmission impedance curves.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emerson","offers":[{"title":"Default Title","offer_id":44364555124835,"sku":"A6312\/08","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/22_7f0aa8d8-e143-402a-906f-6c39d02c2709.jpg?v=1784108901","url":"https:\/\/www.autocontrolglobal.com\/products\/a6312-08-emerson-epro-eddy-current-proximity-sensor","provider":"AutoControl Global","version":"1.0","type":"link"}