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Proximity Sensing Systems Overview

A complete system typically consists of a Proximity Sensor Electronics Unit (PSEU) or Proximity Sensor Module and associated proximity sensors or switches. The PSEU or Module communicates the position status of various airplane systems, such as flight controls, to other airplane systems.

Proximity Sensing Systems        Proximity System Components Block Diagram



Proximity Sensing Components & Systems

As the industry leader, ELDEC offers Position Indication and Control Systems that are proven on regional, large commercial and military aircraft worldwide. From design through certification, and continuing with in-service support, ELDEC has the experience to configure a system to meet your specific application. Or, for applications that don't require customization, we have a comprehensive line of time-tested, off-the-shelf sensors and switches.


ELDEC proximity technology is used for virtually any moving surface operating in a harsh environment that requires reliable, discrete position indication.

Proximity Sensing Electronics Units


Current Program Experience

  • Aerospatiale-Dassault AS-332, Falcon 50
  • Airbus A300, A310, A320, A330, A340, A380
  • ATR42, ATR72, Avro RJ
  • BAe Nimrod 2000
  • Bell Agusta BA609
  • Bell-Boeing V-22
  • Bell Helicopter 407, 427
  • Boeing 717, 737, 747-400, 757, 767, 777,
    C-17, MD-10, MD-11, MD-80/90, AV-8B,
    F-15, F/A-18, T-45TS
  • Bombardier Canadair CL604, CRJ-100, CRJ-700
  • Bombardier deHavilland Dash 8
  • Bombardier Global Express
  • Fairchild-Dornier 328
  • Embraer ERJ-135, ERJ-145
  • Eurofighter EFA
  • IPTN N250
  • Lockheed-Martin F-117, F-22
  • Northrop Grumman B-2, F-14
  • Raytheon Aircraft King Air, Hawker Horizon
  • Saab-Scania JAS-39
  • Sikorsky S-76