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Position/Presence/Proximity

In-depth technical articles that cover the various types of position, presence, and proximity sensors, including their principles of operation, technology comparisons, and real-world applications


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Long-Range Fine Positioning Sensor from SICK   March 7, 2010

The OLM from SICK Inc., Minneapolis, MN, is a distance measurement positioning sensor used for high-speed, high-precision positioning of overhead cranes, rail and transfer cars, monorails, shuttles, elevators, and other vehicles.More>>

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Encoder Evaluation Board from iC-Haus   March 7, 2010

The NQ6D demo board from iC-Haus GmbH, Bodenheim, Germany, uses the company's iC-NQ and iC-NQC sine interpolators and lets you evaluate encoders.More>>

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Hall Sensors from Baumer   March 7, 2010

Magnetic Hall effect sensors from Baumer, Southington, CT, have a max. switching frequency of 20 kHz and are designed to detect moving ferromagnetic objects, such as toothed wheels, gears, or racks.More>>

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Thickness Detection Fork Sensor from STM   February 21, 2010

STM Sensors, Neubiberg, Germany, offers the GLS03BS fork sensor for high-speed quality control applications.More>>

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Subsea LVDTs from Stellar Technology   February 21, 2010

Series LWU displacement transducers from Stellar Technology Inc., Amherst, NY, are LVDTs designed for use in seawater and other submersible environments, including many corrosive liquids.More>>

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Wire Draw Encoders from SICK   February 21, 2010

BCG EcoLine wire-draw encoders from SICK Inc., Minneapolis, MN, provide a scalable analog output of 4–20 mA or 0–10 V for interface with control systems.More>>

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Rotary Position Sensor from Piher North America   February 21, 2010

The PSC-360 from Piher North America, Libertyville, IL, is a noncontacting programmable Hall effect magnetic sensor with a switching point programmable for any angle.More>>

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High-Temp Proximity Switches from Baumer   February 21, 2010

The IFRH Series inductive sensors from Baumer Ltd., Southington, CT, are two-part proximity switches for sensing applications exposed to temperatures from –25°C to 180°C.More>>

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Throttle Position Sensor from Penny+Giles   January 31, 2010

Designed for use in harsh motor sport environments, the TPS280DP from Penny+Giles Controls Ltd., Christchurch, U.K., is a throttle position sensor with dual outputs.More>>

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Proximity Sensors from Hermetic Switch   January 31, 2010

Hermetic Switch Inc., Chickasha, OK, offers the PRX+3800 and PRX+3900 tubular magnetic sensors.More>>