PCB-(M)645B61
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PCB-(M)645B61

  • 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 … 5,000 Hz,
  • integrated armiertes Connection cable, length 3 m,
    ending on cut end
  • "" "
    basic data
    range 0 … 5 g RMS 0.0 … 49 m/s² RMS [4]
    Output area 4 … 20 mA
    frequency range (± 10%) 180 … 300,000 cpm 3 … 5,000 Hz [1] [2]
    Wide band resolution 0.025 g RMS 0.24 m/s² RMS [3]
    Linearity error ≤1%
    conditions of use
    temperature range -40 … 185 ° F -40 … 85 ° C
    technical Properties
    power 12 … 30 V DC
    settling time (area within ±2% of full scale) <15 s
    electrical insulation (housing) > 100,000,000 Ω
    physical properties
    size -. Allen 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 UNFNo metric equivalent
    Assembly torque 3 … 5 ft-lb 4 … 7 Nm
    sensor element ceramic
    geometry the sensor element shear principle
    housing material stainless steel
    sealing hermetically sealed welded
    Electrical connection integrated armoured cable
    cable outlet top
    Terminal assigNment (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] frequencies below 5 Hz, the output signal fluctuates.
    [2] 1 Hz 60 = cpm ("Cycles Per Minute": rpm).
    [3] typically
    [4] conversion factor 1 g = 9.81 m/s²
    [5] Two-wire shielded cable with twisted wire
    [6] details: see PCBs Declaration of conformance PS039
    Equipment
    081A40 mounting bolts with 1/4 "-28 thread -1
    ICS-4 frequency response for uni-axial sensor" cpm from 0 (0 Hz) up to the upper 10% frequency of vibration transmitter -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
    Connections (white wire) raw signal positive
    pin assigNment (green wire) raw signal negative
    (M) metric Assembly
    equipment
    M081A61 metric mounting bolts with M6 thread -1
    PCB-(M)645B61

    Specific References

    Download

    645B61_drawing.PDF

    Technical drawing

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    645B61_manual.PDF

    Operating instructions

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    645B61_specs.PDF

    Technical data sheet

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