intrinsically safe (csa only) vibration sensor, 4 to 20 ma output, 0 to 1 in/sec pk, 3 to 1k hz, top exit, 36” flying leads

Loop Powered, Current Output, Industrial Vibration Sensor

Model CS640B91

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  • CE
  • IP

Intrinsically safe (CSA only) vibration sensor, 4 to 20 mA output, 0 to 1 in/sec pk, 3 to 1k Hz, top exit, 36” flying leads

  • Measurement Range: 0.0 to 1 in/sec pk (0.0 to 25.4 mm/s pk)
  • Output: 4-20 mA
  • Frequency Range: (±3dB)180 to 60000 cpm (3 to 1000 Hz)
  • Sensing Element: Ceramic
  • Weight: 1.2 lb (544 gm)

Specification Notes

[1] 1Hz = 60 cpm (cycles per minute).
[2] Current will fluctuate at frequencies below 5 Hz.
[3] Conversion Factor 1 in/sec = 0.0254 m/sec.
[4] Typical.
[5] See PCB Declaration of Conformance PS039 for details.

English: SI:
Performance
Measurement Range 0.0 to 1 in/sec pk 0.0 to 25.4 mm/s pk [3]
Output 4-20 mA 4-20 mA
Frequency Range (±3 dB) 180 to 60000 cpm 3 to 1000 Hz [1] [2]
Broadband Resolution 0.005 in/sec pk 0.13 mm/s pk [4]
Non-Linearity ±1 % ±1 %
Environmental
Temperature Range -40 to 176 °F -40 to 80 °C
Hazardous Area Approval Ex ia, AExia IIC T4 Ex ia, AExia IIC T4
Hazardous Area Approval Ex na, AExnA IIC T4 Ex na, AExnA IIC T4
Hazardous Area Approval Class I Div 1 Groups A, B, C, D Class I Div 1 Groups A, B, C, D
Hazardous Area Approval Class I Div 2 Groups A, B, C, D Class I Div 2 Groups A, B, C, D
Hazardous Area Approval Class II Div 1 Groups E, F, G Class II Div 1 Groups E, F, G
Hazardous Area Approval Class III Class III
Electrical
Excitation Voltage 12 to 30 VDC 12 to 30 VDC
Settling Time (within 2% of value) <15 sec <15 sec
Electrical Isolation (Case) >100000000 Ohm >100000000 Ohm
Physical
Size - Hex 3.85 in 98 mm
Size - Height 5.52 in 140 mm
Weight 1.2 lb 544 gm
Mounting Thread 1/4 NPT No Metric Equivalent
Sensing Element Ceramic Ceramic
Sensing Geometry Shear Shear
Housing Material Stainless Steel Stainless Steel
Electrical Connector Integral Cable Integral Cable
Electrical Connection Position Top Top
Wire Length 36 in 91.44 cm

* All specifications are at room temperature unless otherwise specified.

Accessories
Supplied
ICS-4 NIST-traceable single axis amplitude response cal from 0 to +10% freq. (for 4 to 20 mA sensors) 1