PCB-123A
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      PCB-123A

    • Pressure sensor with charge output,
    • For rocket engines,
    • Heliumbelüftet and water cooled,
    • Measuring range 20.685 kPa,
    • Sensitivity 0,159 pC/kPa,
    • Integrated cable, length 1.2 meters,
      ending on 10-32 plug
    • of 98.070 m /
      basic data
      sensitivity (±20%)1.1 pC/psi0,159 pC/kPa
      measuring range3,000 psi20.685 kPa
      Maximum pressure5,000 psi34.475 kPa
      resolution0,02 psi0.138 kPa[1]
      resonance frequency≥ 25,000 Hz[2]
      rise time (reflected pressure)&le≤ 20 µs[2]
      linearity≤ 1% FS[3]
      Conditions of use
      Acceleration sensitivity≤ 0.002 psi/g≤ 1,41E-3 kPa/(m/s²)
      Temperature range (operation)-450 … 500 ° F-268 … 260 ° C
      Temperature coefficient of sensitivity≤0,01 %/°F≤ 0.018 %/°C
      maximum shock (for fraction of a second)10,000 ° F5.538 ° C
      maximum shock resistance10,000 g PK PK
      Technical features
      output polarity (positive pressure)negative
      capacity18 pF
      Electrical insulation ≥100 MΩ
      insulation resistance (at room temperature)≥ 1,000,000 M Ω
      -physical Properties
      sensor elementquartz
      geometry of the sensor elementcompression principle
      parts usematerial17-4 (Stainless steel)
      membraneINVAR
      waterproofingepoxy resin
      Electrical connectionintegrated cable
      Cable length4 ft1.2 m
      helium flow velocity (1,500 psi)40 SCF/h1.13 m ³/h
      Water flow rate (at 50 psi)/1.2 gal / min4.5 l/min
      mass4.23 oz120 grams
      Notes
      [1]resolution depending on the cable length and the range setting of the signal processing
      [2]with helium flow
      [3]zero-based balancing line, determined using the method of least squares
      Accessories
      065A15seal, 0,624 "outside x 0,553" x 0.080 ", brass3
      070A08cable adapter (10 32 female to BNC female )-1
      PCB-123A

      Specific References

      Download

      123A_drawing.PDF

      Technical drawing

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      123A_manual.PDF

      Operating instructions

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      123A_specs.PDF

      Technical data sheet

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