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
    range 0,0 … 1.0 in / s RMS 0.0 … 25.4 mm / s RMS [1]"
    Output area 4 … 20 mA
    frequency range (± 10%) 600 … 60,000 cpm 10 … 1,000 Hz [2] [3]
    Wide band resolution 0.005 in / s RMS 0.13 mm / s pk [4]
    Linearity error ≤1%
    conditions of use
    temperature range -40 … 185 ° F -40 … 85 ° C
    technical Properties
    supply voltage 12 … 30 V DC
    settling time (on final value ±2%) < <5 s
    Electrical insulation (housing) > 100,000,000 Ω
    physical properties
    size - hex 1.0 in 25.4 mm
    Size - height 4.2 in 107 mm
    dimensions (without cable) 4.7 oz 131 grams
    mounting thread 1/4 "-28 UNF No metric equivalent
    Assembly torque 3 … 5 ft-lb 4 … 7 Nm
    sensor element ceramics"
    Geometry of the sensor element shear principle
    housing material stainless steel
    Sealing hermetically sealed welded
    Electrical connection integrated armoured cable
    cable outlet top
    connections (red wire ) Output signal 4 … 20 mA positive
    pin assigNment (blue wire) output signal 4 … 20mA negative
    cable length 10 ft 3.0 m
    cable type polyurethane [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
    081A40 mounting bolts with 1/4 "-28 thread" -1
    ICS-4 frequency response calibration from 0 Hz to the upper 10% frequency -1
    (EX) with ATEX approval
    approval for explosionsgef ährdete atmospheres DIV 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 atmospheres EExnL IIC T4,-40 ° C ≤ Ta ≤ 80 ° C, II 3 G
    approval for use in potentially explosive atmospheres DIV I, CL I, II, III, GRPS A-G, ExIA, AExia, IIC T4
    (M) metric mounting
    equipment
    M081A61 metric mounting bolts with M6 thread -1
    (RV) Raw signal output≥ 100 MΩ/g (±20%)
    electrical connection integrated armoured cable
    connections (red wire) output signal 4 … 20 mA positive
    (Black wire) pin assigNment output 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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