PCB-(M)621B40
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      PCB-(M)621C40

      • Industrial ICP®-miniature vibration sensor,
      • Measuring range 500 g
      • Sensitivity 10 mV / g,
      • Frequency range 1.6 … 30,000 Hz,
      • Frequency response calibration,
      • 5-44 female connector above
      Specifications
      Basic dataEnglish unitsSI units 
      Sensitivity (± 10%)10 mV/g1,02 mV/(m/s²)[1]
      Measuring range±500 g±4.905 m/s²
      Frequency range (± 10%)204 … 1.080.000 cpm3,4 … 18.000 Hz[3][5]
      Frequency range (± 3 dB)96 … 1.800.000 cpm1,6 … 30.000 Hz[3][5]
      Resonance frequency5.100 kcpm85.000 Hz[4][6]
      Broadband resolution1,2 mg rms1,176 µm / s²[4]
      Linearitätsfehler±1 %[2]
      Lateral acceleration sensitivity≤5 %
      Conditions of use
      Overload limit (shock)10,000 g pk98.100 m/s²pk
      Temperature range-65 … 250 °F-54 … 121 °C[4]
      Technical characteristics
      Settling time (to bias voltage ± 1%)≤3,0 s
      Discharge time constant≥0,1 s
      Supply voltage18 … 28 VDC
      Constant current supply2… 20 mA
      Output impedance<100 Ω
      Bias voltage8 … 12 VDC
      Spectral noise (10 Hz)100 µg/√Hz980 (µm / s²) / √Hz[4]
      Spectral noise (100 Hz)30 µg/√Hz294 (µm / s²) / √Hz[4]
      Spectral noise (1,000 Hz)10 µg/√Hz98.1 (µm / s²) / √Hz[4]
      Physical characteristics
      Size - hexagon3/8 in9,6 mm
      Size - height0,66 in16,8 mm
      Mass0,10 oz2.8 grams[7]
      Mounting thread5-40 maleM3 x 0.50 male
      Assembly torque18 … 20 in-lb203 … 226 Ncm
      Sensor elementCeramics
      Geometry of the sensor elementScherprinzip
      Housing materialTitan
      sealHermetically sealed
      Electrical connection5-44 coaxial connector
      Connection positionAbove

      Hints
      [1]Conversion factor 1 g = 9.81 m / s²
      [2]Zero-based best-fit line, determined using the least squares method
      [3]Tolerance of the upper limit frequency: ± 10%
      [4]Typical value
      [5]Frequency response with adhesive fastening
      [6]Nominal resonance frequency (mounted) without the use of a mounting magnet
      [7]Typical
      [8]Details: siehe PCB Declaration of Conformance PS023

      Optional accessories
      ICS-6NIST traceable uniaxial calibration from 10 Hz to the upper 3 dB point(1)

      Available options
      (M) Metric mounting
      (EX) Approvals for potentially explosive areas
      PCB-(M)621B40

      Specific References

      Download

      621B40_drawing.PDF

      Technical drawing

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      621B40_manual.PDF

      Operating instructions

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      621B40_specs.PDF

      Technical data sheet

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