Penny + Giles is a world leader in the manufacture of linear and rotary potentiometers for positioning measurement and joystick controllers.
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Penny + Giles is a leading designer and manufacturer of specialist equipment,
position sensors and control hardware for industrial, military and aerospace
markets. The product range includes linear and rotary position sensors; joystick
controllers; draw wire (string pots); tilt sensors (inclinometers) and associated
signal conditioners. They are used to measure stroke or displacement or
positioning often in highly hostile environments.
Penny + Giles' success in world markets results from innovative technology,
creative designs, manufacturing excellence and interactive customer support.
For more than 50 years Penny + Giles has built an unsurpassed store of
experience which is supported by high precision engineering.
A wide variety of technologies are used to build the products including
potentiometric, inductive, Hall effect, Eddy current and 3D-MEMS ( Micro-
ElectroMechanical Systems). These products are in used in aerospace,
construction, defense, marine, material handling, mining, motor sport,
off-highway, power generation, process control, robotics, timber and forestry, and
transportation industries.
Leading Edge Management LLC P.O. Box 207, Ellicott City, Maryland 21041 Phone: 410-747-1120; Fax: 410-747-1170; Email: info@leadingedgemgt.net
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“Focused on improving your measuring”™
Copyright © 2008 Leading Edge Management LLC All rights reserved.
Draw-wire linear (string-pot) sensors
Draw-wire or string-pot linear position sensors measure the linear
movement of a component via a highly flexible steel wire which is
wound onto a drum by a durable spring-driven motor. The winding
drum is linked axially to a multi-turn potentiometer, incremental
encoder or absolute encoder. A linear movement is transformed
into a rotation by the draw-wire principle and converted into a
proportional analog signal or to countable increments. Versions
with integral electronics produce voltage and current signals at the
output which are proportional to the displacement. Draw-wire or
string pot sensors are simple in application and represent an
economical investment. There is a significant advantage in that,
despite their compact size, the sensors can cover large
measurement ranges.


Features
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Benefits
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100 to 5000 mm ranges
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Short to long range capability from a minimal sensor footprint
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Rugged compact design
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Suitable for a wide range of industrial applications
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Profile enclosure
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Easy and flexible installation
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Analog and digital outputs
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Choice of interface signals
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Protected to IP65
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Suited to hostile conditions
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CE approved
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Confidence in EMC performance
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Measuring range (mm)
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100 to 5000
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Output types
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Potentiometer, Voltage, current, incremental encoder or absolute encoder
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Operational temperature °C
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- 20 to + 80
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Protection class
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IP65
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Housing material
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Anodized aluminum
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Wire material
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Coated polyamid stainless steel
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Draw-wire or string-pot sensor applications