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Model: EX646B71

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ACCELEROMETER

  • Measurement Range: 0.0 to 10 g rms (0.0 to 98.1 m/s² rms)
  • Output: 4-20 mA
  • Frequency Range: (±3dB) 180 to 60000 cpm (3 to 1000 Hz)

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 English:SI: 
Performance
Measurement Range0.0 to 10 g rms0.0 to 98.1 m/s² rms[3] 
Output4-20 mA4-20 mA 
Frequency Range (±3 dB)180 to 60000 cpm3 to 1000 Hz[1][2] 
Broadband Resolution0.05 g rms0.5 m/s² rms[4] 
Non-Linearity±1 %±1 % 
Environmental
Temperature Range-40 to 176 °F-40 to 80 °C 
Electrical
Excitation Voltage12 to 30 VDC12 to 30 VDC 
Settling Time (within 2% of value)<15 sec<15 sec 
Electrical Isolation (Case)>100000000 Ohm>100000000 Ohm 
Physical
Size - Hex1.375 in34.93 mm 
Size - Height3.65 in92.7 mm 
Weight1.2 lb544 gm 
Mounting Thread1/4 NPTNo Metric Equivalent 
Sensing ElementCeramicCeramic 
Sensing GeometryShearShear 
Housing MaterialStainless SteelStainless Steel 
Electrical ConnectorRemovable Screw TerminalsRemovable Screw Terminals 
Electrical Connection PositionTopTop 
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 Size12-24 AWG3.0 - .2mm² 

All specifications are at room temperature unless otherwise specified.


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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-4NIST-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
 ENGLISHSI
    Hazardous Area ApprovalEx ia IIC T4, -40°C≤Ta≤80°C, II 1 G
    Hazardous Area ApprovalEx nA IIC T4, -40°C≤Ta≤80°C, II 3 G
    Hazardous Area ApprovalDIV I, CL I, II, III, GRPS A-G, Exia, AExia, IIC T4
    Hazardous Area ApprovalDIV II, CL I, GRPS A-D, ExnA, AExnA, IIC T4
(RV) Buffered Analog Signal Output - 100 mV/g (±20%)
 ENGLISHSI
    Electrical ConnectorRemovable 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
Product Documents
Additional Downloads
- GOST-R Certification
 Must order sensor with EX prefix.