PCB-176A04
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      PCB-176A04

      • Pressure sensor with charge output for detecting combustion instability in turbines,
      • Continuous use temperature up to 350 ° C,
      • With UHT-12™ sensor element,
        (no popcorn noise),
      • Measuring range 20 bar,
      • Sensitivity 2.25 pC/kPa,
      • Frequency range up to 10,000 Hz,
      • 7/16-27-socket
      Specifications
      Basic dataEnglish unitsSI units 
      Sensitivity (±20 %)15.5 pC/psi2.25 pC/kPa 
      Measuring range300 psi2,070 kPa 
      Maximum pressure (total)1,450 psi10,000 kPa 
      Resonance frequency≥50.000 Hz 
      Transverse resonance≥10.000 Hz 
      Upper frequency limit10,000 Hz[2] [3]
      Linearity error≤1% FS[1]
      Conditions of use
      Acceleration sensitivity≤0,00069 bar/g 
      Temperature range (operation)-65... 662 ° F-54... 350 ° C 
      Temperature range (short-term)-320... 752 ° F-196... 400 ° C 
      Influence of temperatureSee curve below[4]
      Maximum exposure (integrated neutron flux)10.000.000.000 N / cm² 
      Maximum radiationlungseinwirkung (integrated gamma flux)100,000,000 wheel 
      Technical properties
      Output polarityDifferential 
      capacity45 pF[5]
      Internal resistance (at room temperature)≥109Ω 
      Isolation resistance (at room temperature)≥109Ω 
      Internal resistance (at 300 ° C)≥107Ω 
      Isolation resistance (at 300 ° C)≥107Ω 
      Physical properties
      Sensor elementUHT-12™ 
      Geometry of the sensor elementCompression principle 
      Housing materialNickel alloy 
      SealingHermetically sealed welded 
      Electrical connection2-pin connector with 7/16-27 thread 
      Mass3.9 oz122 grams 

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      Notes
      Zero-balance just, determined using the method of least squares  
      [2]The lower cut-off frequency depends on the used signal conditioning electronics.  
      [3]Upper frequency limit is calculated on the basis of the resonance frequency  
      [4]Typically  
      [5]Nominal  
      Included accessories
      100-15954-30Metric screws (M5 x 0.8 x 18 mm long)(3)
      PCB-176A04

      Specific References

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      176A04_specs

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