PCB-176A04

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)

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