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/psi 2.25 pC/kPa  
Measuring range 300 psi 2,070 kPa  
Maximum pressure (total) 1,450 psi 10,000 kPa  
Resonance frequency ≥50.000 Hz  
Transverse resonance ≥10.000 Hz  
Upper frequency limit 10,000 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 temperature See 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 polarity Differential  
capacity 45 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 element UHT-12™  
Geometry of the sensor element Compression principle  
Housing material Nickel alloy  
Sealing Hermetically sealed welded  
Electrical connection 2-pin connector with 7/16-27 thread  
Mass 3.9 oz 122 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
100-15954-30 Metric screws (M5 x 0.8 x 18 mm long) (3)
PCB-176A04

Specific References

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