PCB-(M)641B61
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      PCB-(M)641B61

    • Vibration transmitter with power output according to
      the RMS value of vibration speed,
    • measuring range 0 … 25.4 mm / s RMS,
    • output range 4 … 20 mA,
    • frequency range 10 … 1,000 Hz,
    • integrated Armored cable, length 3 m,
      ending on cut end
    • "
      basic data
      range0,0 … 1.0 in / s RMS0.0 … 25.4 mm / s RMS[1]"
      Output area4 … 20 mA
      frequency range (± 10%)600 … 60,000 cpm10 … 1,000 Hz[2] [3]
      Wide band resolution0.005 in / s RMS0.13 mm / s pk[4]
      Linearity error≤1%
      conditions of use
      temperature range-40 … 185 ° F-40 … 85 ° C
      technical Properties
      supply voltage12 … 30 V DC
      settling time (on final value ±2%)< <5 s
      Electrical insulation (housing)> 100,000,000 Ω
      physical properties
      size - hex 1.0 in25.4 mm
      Size - height4.2 in107 mm
      dimensions (without cable)4.7 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 connectionintegrated armoured cable
      cable outlettop
      connections (red wire )Output signal 4 … 20 mA positive
      pin assigNment (blue wire)output signal 4 … 20mA negative
      cable length10 ft3.0 m
      cable typepolyurethane[5]
      notes
      [1]Conversion factor 1 in / sec = 0.0254 m/s.
      [2]at frequencies below 5 Hz, the output signal fluctuates.
      [3]1 Hz 60 = cpm ("Cycles Per Minute": revolutions per minute)
      [4]typically
      [5]two-core cable with stainless steel reinforcement
      [6]details: see PCB Declaration of Conformance PS039 and PS053
      equipment
      081A40mounting bolts with 1/4 "-28 thread"-1
      ICS-4frequency response calibration from 0 Hz to the upper 10% frequency-1
      (EX) with ATEX approval
      approval for explosionsgef ährdete atmospheresDIV II, CL I, GRPS A-D, ExnL, AExnA, IIC T4
      approval for use in potentially explosive atmospheresEEx ia IIC T4,-40 ° C ≤ Ta ≤ 80 ° C, II 1 G
      Approval for use in potentially explosive atmospheresEExnL 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
      (M) metric mounting
      equipment
      M081A61metric mounting bolts with M6 thread-1
      (RV) Raw signal output≥ 100 MΩ/g (±20%)
      electrical connectionintegrated armoured cable
      connections (red wire)output signal 4 … 20 mA positive
      (Black wire) pin assigNmentoutput signal 4 … 20mA negative
      pin assigNment (white wire)raw signal positive
      pin assigNment (green wire)raw signal negative
      PCB-(M)641B61

      Specific References

      Download

      641B61_drawing.PDF

      Technical drawing

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      641B61_manual.PDF

      Operating instructions

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      641B61_specs.PDF

      Technical data sheet

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