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/psi 87 pC/bar  
measuring range 725 psi 50 bar  
Maximum pressure (total) 2,000 psi 137.9 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 temperature curve below [4]
approval for use in potentially explosive atmospheres See 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 polarity Differential  
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 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  
Cable type Hardline  
Cable length 10 ft 3 m  
Weight (with cables) 4.6 oz 130 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
060A59 Mounting 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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