RDP Electrosense, Inc. - Pottstown, PA
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified manufacturer of LVDT displacement & gauging transducers. Standard models are available in various mechanical configurations in both AC & DC to DC versions with outputs of plus/minus 5 volts, 0 to 10 volts, & 2 wire 4-20 ma loop powered. Improved linearity specifications of plus/minus 0.1 percent available for most models. Measuring ranges start at plus/minus 0.25 mm (0.01 inch) & go up to plus/minus 470 mm (37 inches). Options for high temperature, mild radiation, high pressure available on most models. Sealed versions for wash down or submersible applications available in similar configurations. Custom designed solutions also available.
Brand Names: Temposonic
www.rdpe.com/us/men-disp.htm

IFM Efector, Inc. - Exton, PA
Distributor, Manufacturer, Custom Manufacturer
Manufacturer and custom manufacturer of position sensors including linear, slip rings and throttle position sensors. Various sensors also include vision, process, inductive, capacitive, magnetic, cylinder, photoelectric, fiber optic and inspection sensors. On-time delivery.
www.ifm.com/ifmus/web/lit-download-position...

Vishay - Malvern, PA
Manufacturer
Manufacturer of passive components used in virtually all electronic systems. Passive components are used to store electrical charges, to limit or resist electrical current, & to help in filtering, surge suppression, measurement, timing, & tuning applications.
www.vishay.com/sensors/angular-linear-senso...

PICS INC - Malvern, PA
Manufacturer, Custom Manufacturer
Manufacturers rep. of position sensors including linear position sensors, rotary position sensors & throttle position sensors. Products include proximity sensors & photoelectric sensors. Accessories include snap-action switches & limit switches. Markets served include process instrumentation, automation & controls.
Brand Names: Baumer

Siemens Medical Solutions USA - Malvern, PA
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of linear EGR position sensors. Features include contactless sensor, G level capability up to 30 g, stable electrical performance at long term high temperatures. Measuring range to 12 mm, accuracy plus/minus 2 percent (plus/minus 1 percent linearity). Hall effect technology.