PCB-176A02
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      PCB-176A02

      • Pressure sensor with charge output for detecting combustion instability in turbines,
      • With ATEX / CSA approval,
      • Continuous use temperature up to 650 ° C,
      • With UHT-12™ sensor element,
        (no popcorn noise),
      • Measurement range 50 bar,
      • Sensitivity 87 pC/bar,
      • Frequency range up to 20,000 Hz,
      • Integrated hardline cable, length 3 m,
        ending on 7/16-27-connector
      specifications
      Basic dataEnglish unitsSI units 
      sensitivity (±20%)6 pC/psi87 pC/bar 
      measuring range725 psi50 bar 
      Maximum pressure (total)2,000 psi137.9 bar 
      resonance frequency≥100.000 Hz 
      transverse resonance> 15,000 Hz 
      top Cutoff frequency (±5. 0%)20,000 Hz[2] [3]
      linearity≤1% FS[1]
      conditions
      acceleration sensitivity≤0,0036 psi/g≤0,00025 bar / g 
      Temperature range (operation)-94... 1200 °F-70... 650 ° C 
      temperature range (storage)-76... 500 ° F-60... 260 ° C 
      influence of temperaturecurve below[4]
      approval for use in potentially explosive atmospheresSee operating instructions 
      Maximum exposure (integrated neutron flux)10.000.000.000 N / cm² 
      Maximum exposure (integrated gamma flux)100,000,000 wheel 
      Technical properties
      Output polarityDifferential 
      capacity (with cable from pin to pin)150 pF[4]
      Internal resistance
      (at room temperature)
      ≥1012Ω 
      Insulation resistance
      (at room temperature)
      ≥1012Ω 
      Internal resistance (at 650 ° C)≥50,000Ω 
      Isolation resistance (at 650 ° C)≥100,000Ω 
      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 
      Cable typeHardline 
      Cable length10 ft3 m 
      Weight (with cables)4.6 oz130 grams[4]
      Notes
      [1]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]Details: see PCBs Declaration of conformance PS058  
      Included accessories
      060A59Mounting adapter, 20 mm hex, M18 x 1.5 thread(1)
      PCB-176A02

      Specific References

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      176A02_specs.PDF

      176A02_specs.PDF

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      176A02_drawing.PDF

      176A02_drawing.PDF

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