PCB-(M)645B02
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      PCB-(M)645B02

    • Vibration transmitter with power output according to
      the RMS of vibration acceleration,
    • measuring range 0 … 5 g RMS,
    • output range 4 … 20 mA,
    • frequency range 3 … 10,000 Hz,
    • 2 Pin socket top
    • "
      basic data
      range0,0 … 5 g RMS0.0 … 49 m/s² RMS[1]"
      Output area4 … 20 mA
      frequency range (± 3 dB)180 … 600,000 cpm3 … 10,000 Hz[2] [3]
      Wide band resolution0.025 g RMS0.24 m/s² RMS[4]
      Linearity error≤1%
      conditions of use
      temperature range-40 … 185 ° F-40 … 85 ° C
      technical Properties
      power12 … 30 V DC
      settling time (area within ±2% of full scale)<15 s
      electrical insulation (housing)≥ 100 MΩ
      physical properties
      size - hex1.0 in25.4mm
      size - height2.6 in66 mm
      weight4.7 oz131 grams
      mounting thread1/4 "-28 UNFNo metric equivalent
      Assembly torque3 … 5 ft-lb4 … 7 Nm
      sensor elementceramics"
      Geometry of the sensor elementshear principle
      housing materialstainless steel
      Sealinghermetically sealed welded
      Electrical connection2-pin connector (MIL-C-5015)
      connection positionabove
      pin assigNment (PIN A )Output signal 4 … 20 mA positive
      pin assigNment (PIN B)output signal 4 … 20mA negative
      notes
      [1]Conversion factor 1 g = 9.81 m/s²
      [2]at frequencies below 5 Hz, the output signal fluctuates.
      [3]1 Hz 60 = cpm ("Cycles Per Minute": rpm).
      [4]typically
      [5]details: see PCB Declaration of Conformance PS039 and PS053
      equipment
      081A40mounting bolts with 1/4 "-28 thread"-1
      ICS-4frequency response cpm for uniaxial sensors from 0 (0 Hz) up to the upper 10% frequency of vibration transmitter-1
      (EX) with ATEX approval
      Approval for use in potentially explosive atmospheresDIV II, CL I, GRPS A-D, ExnL, AExnA, IIC T4
      approval for use in potentially explosive atmospheres EEx ia IIC T4,-40 ° C ≤ Ta ≤ 80 ° C, II 1 G
      approval for use in potentially explosive atmospheresEEx nL IIC T4,-40 ° C ≤ Ta ≤ 80 ° C, II 3 G
      Approval for use in potentially explosive atmospheresDIV I, CL I, II, III, GRPS A-G, ExIA, AExia, IIC T4
      (RV) raw signal output≥ 100 MΩ/g (±20%)
      electrical connection3-Pin MIL-C-5015
      pin assigNment ( PIN A)output signal 4 … 20 mA positive
      pin assigNment (PIN B)output signal 4 … 20mA negative
      pin assigNment ( Pin C)raw signal positive
      (M) metric mounting
      equipment
      M081A61metric mounting bolts with M6 threaded-1
      PCB-(M)645B02

      Specific References

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      645B02_drawing.PDF

      Technical drawing

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      645B02_manual.PDF

      Operating instructions

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      645B02_specs.PDF

      Technical data sheet

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