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Home » Sensor » Piezoelectric Vibration Sensor » Voltage Type Sensor IEPE » Oem Manufacturer Piezoelectric Vibration IEPE Mode Voltage Type Sensors High Voltage Train Cable Sensor


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Oem Manufacturer Piezoelectric Vibration IEPE Mode Voltage Type Sensors High Voltage Train Cable Sensor

Dynamic Properties
Range(peak):±1270 mm/s
Sensitivity(25℃)(±5%):4.0mv/ mm/sec
Amplitude Non-linearity:<2%
Frequency Response:10~1,000Hz(±1dB)
Transverse Sensitivity Ratio:≤5%
Electrical Properties
Driving Voltage:18VDC~28VDC(current source)
Constant current source excitation(mA):2~10mA
Output Impedance:<100 Ω
Full range output(peak):±5V
Bias voltage:+10~+14V
Install Ground Insulation:≥10^8Ω
Environment Properties
Operation Temp:-40℃~+85℃
Shock Resistance(peak):2000 g
Temperature Response:Attached Temperature Curve
Physics Properties
Shell Material:304 Stainless Steel
Piezoelectric Materials:PZT-5
Protection Class:IP65
Erection Bolt:1/4-28 turn M6
Connecting Cable:DJ03-3M
  • S21D04

  • Xiyuan


Oem Manufacturer Piezoelectric Vibration IEPE Mode Voltage Type Sensors High Voltage Train Cable Sensor

S21D vibration sensor is a specialized high precision design based on piezoelectic acceleration sensors with an interal embeded precision integration circuit.

Features: intemal lEPE circuit,using piezoelectic crystal as sensitve elemen, no moving parts inside, no degradaton and wear. Long service ife, strong antiinterference ablity, wide frecuency reponse range, excelent dynamic characteristics, stainless steel housing,laser welded seals, double shielding (solation)waterproof, dustproof,ant-oil, range can be customized. 

Applicatons: Measurement of absolute (relative to the free surface) vibraton of bearing housings, shells or structures in various harsh environments at industrial sites.

 图层 1

Features Unit S21D04 S21D20
Measuring range (RMS) mm/s ±1270 ±250
Sensitivity (25℃) 土5% mV/mm/s 4 20
Amplitude non-linearity % <2 <2
Frequency response(±1dB) Hz 10~1,000 10~1,000
Frequency response (±3dB) Hz 4~1,000 4~1,000
Transverse sensitivity % ≤5 ≤5
Excitation voltage VDC 18~28(constant current source) 18~28(constant current source)
Excitation current mA 2~10 2~10
Output impedance Ω <100 <100
Full scale output (peak) V ±5 ±5
Noise (rms) μV <50 <50
Bias voltage V +10~+14 +10~+14
Mounting insulation to ground Ω ≥108 ≥108
Operating temperature -40~+85 -40~+85
Shock limit (peak) g 2000 2000
Structure and piezo material
Shear/PZT-5 Shear/PZT-5
Outline dimension
See external

dimension drawing

See external

dimension drawing

Housing material
304 stainless steel 304 stainless steel
Electrical connector
MIL-C-5015 2-PIN socket MIL-C-5015 2-PIN socket
Mounting method
1/4-28 1/4-28
Protection class
IP65 IP65
Weight g ~80 ~90
Mounting bolts
1/4~28 to M6 1/4~28 to M6
Connection cable
DJ03-3M DJ03-3M











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