Inductive Prox Sensors - Fall 09

Inductive Prox Sensors - Fall 09 - MFET 474 Manufacturing...

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Unformatted text preview: MFET 474, Manufacturing Integration II 10/13/2009 Inductive Prox Sensors 1 MFET 474 MFET 474 Inductive Proximity Sensors T.E. Kostek Fall ‘09 Sine wave Principle of Operation Inductive Prox Sensor Discrete Electromagnetic Field output To PLC discrete AC or DC input module output (TTL) Dictates type of electrical output (AC or DC, 2 wire or 3 wire, N.O. or N.C., etc.) MFET 474, Manufacturing Integration II 10/13/2009 Inductive Prox Sensors 2 Operation is based on the on E ddy C urrent K illed O scillator (ECKO) principle Output of oscillator Output of Trigger Circuit MFET 474, Manufacturing Integration II 10/13/2009 Inductive Prox Sensors 3 Must derate the nominal sensing distance when using different type of metals … Hysteresis is built into the sensor in order to avoid output chatter… MFET 474, Manufacturing Integration II 10/13/2009 Inductive Prox Sensors 4 Inductive Proximity Sensors are either shielded or unshielded Can be flush mounted into a metal fixture Cannot be flush mounted...
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This note was uploaded on 02/29/2012 for the course MFET 474 taught by Professor Kostek,t during the Fall '08 term at Purdue.

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Inductive Prox Sensors - Fall 09 - MFET 474 Manufacturing...

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