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Model: EX640B71

 

Intrinsically-safe vibration sensor, 4 to 20 mA output, 0 to 1.0 in/sec pk, 3 to 1k Hz, top exit, terminal block with conduit elbow


Feature

  • 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)

Spesification

 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  
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 Removable Screw Terminals Removable Screw Terminals  
Electrical Connection Position Top Top  
Electrical Connections (Tab 1) 4-20 mA Pos (+) 4-20 mA Pos (+)  
Electrical Connections (Tab 2) 4-20 mA Neg (-) 4-20 mA Neg (-)  
Screw Terminal Wire Size 12-24 AWG 3.0 - .2mm²  

 

All specifications are at room temperature unless otherwise specified.



CEceneleccsa_us

 

Product 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 or PS053 for details.
Accessories:
Supplied
ICS-4 NIST-traceable single-axis amplitude response calibration from 0 cpm (0 Hz) to upper 10% frequency for 4 - 20 mA output vibration sensor (1)
Optional Versions:
(EX) Hazardous Area Approval- contact factory for specific approvals
  ENGLISH SI
    Hazardous Area Approval Ex ia IIC T4, -40°C≤Ta≤80°C, II 1 G
    Hazardous Area Approval Ex nA IIC T4, -40°C≤Ta≤80°C, II 3 G
    Hazardous Area Approval DIV I, CL I, II, III, GRPS A-G, Exia, AExia, IIC T4
    Hazardous Area Approval DIV II, CL I, GRPS A-D, ExnA, AExnA, IIC T4
(RV) Buffered Analog Signal Output - 100 mV/g (±20%)
  ENGLISH SI
    Electrical Connector Removable Screw Terminals
    Electrical Connections (Tab 1) 4-20 mA Pos (+)
    Electrical Connections (Tab 2) 4-20 mA Neg (-)
    Electrical Connections (Tab 3) Signal Output Pos
    Electrical Connections (Tab 4) Signal Output Neg

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