THM (Twin Crystal)
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Dual crystal Compression Transducers

Features

  • Dual normal beam compression wave contact transducers
  • Rectangular lead zirconate titanate crystals
  • Max operating temperature 50°C / 120°F
  • High temperature option available 50°C to 120°F
  • Medium damped for medium bandwidth

Common applications:

  • Castings
  • Forgings
  • Thickness surveys

Specification

Transducer Models

Product Code Description Frequency (MHz) Crystal Size (mm / inches) Nearfield Length in Steel (mm / inches)
THM2-10 Twin Contact 2Mhz 0° LEMO 00 2 11mm / 0.433″ 10.2mm / 0.402″
THM2-24 Twin Contact 2Mhz 0° LEMO 00 2 7 x 18mm / 0.276 x 0.709″ 27.2mm / 1.071″
THM4-10 Twin Contact 4Mhz 0° LEMO 00 4 3.5 x 10mm / 0.138 x 0.394″ 16.8mm / 0.661″
THM4-24 Twin Contact 4Mhz 0° LEMO 00 4 6 x 20mm / 0.236 x 0.787″ 67.1mm / 2.642″

Case Dimensions & Details

Transducer Type Width/Diameter (mm / inches) Height (mm / inches) Connector Options Position Options
11mm / 0.433″ 20mm / 0.787″ 45mm / 1.772″ Z Side
7 x 18mm / 0.276 x 0.709″ 32mm / 1.26″ 60mm / 2.362″ Z Side
3.5 x 10mm / 0.138 x 0.394″ 20mm / 0.787″ 45mm / 1.772″ Z Side
6 x 20mm / 0.236 x 0.787″ 32mm / 1.26″ 60mm / 2.362″ Z Side
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