PCB-EX646B71
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PCB-EX646B71

  • Vibrationstransmitter mit Stromausgang entsprechend
    dem Effektivwert der Schwingbeschleunigung,
  • Mit ATEX-/CSA-Zulassung,
  • Messbereich 0 … 10 g RMS,
  • Ausgangsbereich 4 … 20 mA,
  • Frequenzbereich 3 … 5.000 Hz,
  • Anschlussklemmen oben
  • ",
    basic data
    range 0,0 … 10 g RMS 0.0 … 98.1 m/s² RMS [1]"
    Output area 4 … 20 mA
    frequency range (± 3 dB) 180 … 60,000 cpm 3 … 1,000 Hz [2] [3]
    Wide band resolution 0.05 g RMS0.5 m/s² RMS [4]
    Linearity error ≤1%
    conditions of use
    temperature range -40 … 176 ° F -40 … 80 ° C
    technical Properties
    power 12 … 30 V DC
    settling time (area within ±2% of full scale) <15 s
    electrical insulation (housing) ≥ 100 MΩ
    physical properties
    size - hex 1.375 in 34.93 mm
    size - height 3.65 in 92.7 mm
    dimensions 1.2 lb 544 grams
    Mounting thread 1/4 "NPT No metric equivalent
    sensor element ceramic
    geometry of the sensor element Shear principle
    housing material stainless steel
    electrical connection removable terminal blocks
    Connection position above
    wiring (Terminal 1) output signal 4 … 20 mA positive
    Wiring (Terminal 2) 4 output … 20mA negative
    connection wire cross-section 12 … 24 AWG 0.2 … 3.0 mm ²
    Notes
    [1] conversion factor 1 in / sec = 0.0254 m/sec.
    [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
    Accessories
    ICS-4 frequency response for uniaxial Cpm 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 atmospheres ex ia IIC T4, 40 ° C ≤ Ta ≤ 80 ° C, II 1 G
    approval for use in potentially explosive atmospheres ex nA 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
    Approval for use in potentially explosive atmospheres DIV II, CL I, GRPS A-D, ExnA, AExnA, IIC T4
    (RV) raw signal output≥ 100 MΩ/g (±20%)
    Electrical connection detachable terminals
    pin assigNment(Terminal 1) Output signal 4 … 20 mA positive
    Wiring (Terminal 2) output signal 4 … 20mA negative
    wiring (Terminal 3) raw signal positive
    Wiring (Terminal 4) raw signal negative
    PCB-EX646B71

    Specific References

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    EX646B71_drawing.PDF

    Technical drawing

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    EX646B71_manual.PDF

    Operating instructions

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    EX646B71_specs.PDF

    Technical data sheet

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