PCB-EX645B70
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PCB-EX645B70

  • Vibrationstransmitter mit Stromausgang entsprechend
    dem Effektivwert der Schwingbeschleunigung,
  • Mit ATEX-/CSA-Zulassung,
  • Messbereich 0 … 5 g RMS,
  • Ausgangsbereich 4 … 20 mA,
  • Frequenzbereich 3 … 1.000 Hz,
  • Anschlussklemmen oben

"

basic data
measuring range 0,0 ... 5 g RMS 0.0 ... 49 m / sRMS [1]
output range 4 ... 20 mA
Frequency range (± 3 dB) 180 ... 60,000 cpm 3 ... 1000 Hz [2] [3]
Broadband resolution 0.025 g RMS 0.24 m / s RMS [4]
linearity error ± 1%
Operating conditions
temperature range -40 ... 176 ° F -40 ... 80 ° C
Technical characteristics
supply voltage 12 ... 30 V DC
Settling time (on the range within ± 2% of full scale) <15 s
Electrical insulation (housing) > 100 M
physical properties
Size - Hexagon 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 ceramics
Geometry of the sensor element shear principle
housing material stainless steel
electrical connection Removable terminals
port location Above
Pin assignment (terminal 1) Output signal 4 ... 20 mA positive
Pin assignment (terminal 2) Output signal 4 ... 20 mA negative
Connection wire cross-section 12 ... 24 AWG 0.2 ... 3.0 mm²
Hints
[1] Conversion factor 1 g = 9,81 m / s²
[2] At frequencies below 5 Hz, the output signal varies.
[3] 1 Hz = 60 cpm ( "Cycles Per Minute": revolutions per minute).
[4] typically,
[5] Details: see PCB Declaration of Conformance PS039 and PS053
included supply
ICS-4 Frequency response for uniaxial transducers of 0 cpm (0 Hz) up to the upper 10% -frequency for vibration transmitter -1
(EX) ATEX Certified
Approval for explosive atmospheres DIV II, CL I, GRPS AD, ExnA, AExnA, IIC T4
Approval for explosive atmospheres Ex ia IIC T4, -40 ° C?Ta?80 ° C, 1 II G
Approval for explosive atmospheres Ex nA IIC T4, -40 ° C?Ta?80 ° C, II 3 G
Approval for explosive atmospheres DIV I, CL I, II, III, GRPS AG, Exia, aeXia, IIC T4
(RV) raw signal output - 100 mV / g (± 20%)
electrical connection Removable terminals
Pin assignment (terminal 1) Output signal 4 ... 20 mA positive
Pin assignment (terminal 2) Output signal 4 ... 20 mA negative
Pin assignment (terminal 3) raw signal positive
Pin assignment (terminal 4) raw signal negative
PCB-EX645B70

Specific References

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EX645B70_drawing.PDF

Technical drawing

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EX645B70_manual.PDF

Operating instructions

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EX645B70_specs.PDF

Technical data sheet

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