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ME 509 Piezoresistive Flush Membrane

ME 509 Pressure Sensors: Precision low-pressure measurement with a ceramic base and flush diaphragm. Uses piezoresistive principle and Wheatstone bridge for direct medium exposure and accuracy. 32.4mm diameter, sensitive to 200 mbar. Al2O3 ceramic offers chemical resistance, no extra protection needed. Laser-adjustable PTC resistors for thermal compensation, maintaining accuracy over temperature changes. Ideal for reliable low-pressure applications.

ME 509 Ceramic Pressure Transducer Product Parameters

  • Pressure Ranges: 0.2, 0.5, 1.0 bar (absolute version for 1 bar)
  • Output Signal: Piezoresistive technology, sensitivity ≥ 2.0 mV/V
  • Accuracy: Typical/max 1.3/2.5% FS
  • Electrical Connections: Supply voltage 2-30 VDC, current ≤ 1.3 mA @ 10V
  • Process Connections: Flush diaphragm, gauge; sapphire option available
  • Media Compatibility: Ceramic Al2O3 96% standard, 99.6% or sapphire on request
  • Special Features: Compliant with REACH, RoHS, Conflict Minerals Free


Product Highlights

The ME509 Pressure Sensor is a versatile and reliable device designed to measure pressure with precision. It offers different pressure ranges, including 0.2, 0.5, and 1 bar, or 3, 7, and 14 psi, allowing for various applications. The sensor accommodates both absolute and gauge pressure types, offering flexibility in monitoring different systems. Utilising piezoresistive technology, the ME509 ensures accurate and consistent measurements. It’s 32.00.00 mm diameter and flush mount structure make it suitable for integration in compact spaces. The sensor provides a differential mV/V signal output, enabling easy interpretation and integration into compatible systems. With its robust construction and advanced technology, the ME509 Pressure Sensor is a reliable choice for a wide range of pressure measurement tasks.


  • High sensitivity, low nominal pressure values
  • Excellent resistance to corrosion and abrasion
  • Thermally compensated
  • Extended customisation

To download the latest datasheet click here: ME509

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