magnet-sensors.ppt
DESCRIPTION
Use of Magnetic Non-Contact Sensors in Geotechical EngineeringTRANSCRIPT
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Non-Contact Position Sensors Application in Geotechnical
Engineering
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Non-Contact Position Sensors –Magnetic Technologies
•MagneticStrictive
•Magento Resistive
•Hall Effect
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Magneto-strictive Sensor
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Specifications of MTS Magnetostrictive Sensor Assembly
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Anisotropic Magneto Resistive Technology
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Characteristics Hall GMR PSSM1
Cost2 Moderate4 High Low
Size ~mm ~mm ~mm
Signal sensitivity 0.01 mV/Oe/V 1mV/Oe/V 20 mV/Oe
Temperature Stability
Poor Acceptable Good
Input Power ~mW ~mw 0
Dynamic Range 1-103Oe 10-3-10Oe 10-3-103Oe
Magnetic Sensor Technologies
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