PDEM (Twin Crystal)
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Dual Compression Transducers

Features

  • Dual normal beam compression wave contact transducers
  • Semi Circular lead zirconate titanate crystals
  • Max operating temperature 50°C / 120°F
  • High temperature versions available see DEM transducers
  • Medium dampening for medium bandwidth

Common applications:

  • Aerospace
  • Composites
  • Thickness inspection

Specification

Transducer Models

Product Code Description Frequency (MHz) Crystal Size (mm / inches) Nearfield Length in Steel (mm / inches)
PDEM2525 2.25MHz ¼” Twin element 2.25 6.4mm / 1/4″ 3.9mm / 0.154″
PDEM3725 2.25MHz 3/8″ Twin element 2.25 9.5mm / 3/8″ 8.5mm / 0.335″
PDEM5025 2.25MHz ½” Twin element 2.25 12.7mm / 1/2″ 15.2mm / 0.598″
PDEM2550 5MHz ¼” Twin element 5 6.4mm / 1/4″ 8.6mm / 0.339″
PDEM3750 5MHz 3/8″ Twin element 5 9.5mm / 3/8″ 18.9mm / 0.744″
PDEM5050 5MHz ½” Twin element 5 12.7mm / 1/2″ 33.8mm / 1.331″
PDEM2510 10MHz ¼” Twin element 10 6.4mm / 1/4″ 17.2mm / 0.677″

Case Dimensions & Details

Transducer Type Width/Diameter (mm / inches) Height (mm / inches) Connector Options Position Options
6.4mm / 1/4″ 10mm / 0.394″ 25.4mm / 1″ D Side
9.5mm / 3/8″ 12.7mm / 0.5″ 25.4mm / 1″ D Side
12.7mm / 1/2″ 16.2mm / 0.638″ 25.4mm / 1″ D Side
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