Model : EX357E91 | Charge Output Accelerometer

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Charge output accel, with UHT-12TM shear sensing crystal, 5 pC/g, +1200 F operation, int hardline cable with smaller 10-32 coax, with intrinsic safety approvals

Replaces Legacy Models Endevco 6237M71-120, Endevco 6237M71-240, Endevco 6237M71-400

  • Sensitivity: (±10%)5 pC/g (.51 pC/(m/s²))
  • Measurement Range: ±1000 g pk (±9800 m/s² pk)
  • Frequency Range: (±5%)3 kHz
  • Cable Termination: 10-32 Coaxial Jack
  • Weight: 1.8 oz (50 gm)

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English: SI:
Performance
Sensitivity (±10 %) 5 pC/g .51 pC/(m/s²)
Measurement Range ±1000 g pk ±9800 m/s² pk
Frequency Range (±5 %) 3 kHz 3 kHz
Frequency Range (±1 dB) 5 kHz 5 kHz
Resonant Frequency ≥13.5 kHz ≥13.5 kHz
Non-Linearity (per full scale range) ≤2.5 % ≤2.5 %
Transverse Sensitivity ≤5 % ≤5 %
Environmental
Overload Limit (Shock) ±2000 g pk ±19600 m/s² pk
Temperature Range (Operating) -67 to 1200 °F -55 to 649 °C
Temperature Range (Survivable Limit) -67 to 1400 °F -55 to 760 °C
Temperature Range (Cable Termination) -67 to 900 °F -55 to 482 °C
Temperature Response See graph See graph [1]
Radiation Exposure Limit (Integrated Neutron Flux) 1 E10 N/cm² 1 E10 N/cm²
Radiation Exposure Limit (Integrated Gamma Flux) 1 E8 rad 1 E8 rad
Electrical
Capacitance 1000 pF 1000 pF [1] [2]
Insulation Resistance (@ 1200°F[649°C]) ≥10 kohm ≥10 kohm
Insulation Resistance (@ 70° F [21°C]) ≥100 MOhm ≥100 MOhm
Electrical Isolation Signal isolated from case Signal isolated from case
Physical
Sensing Element UHT-12™ UHT-12™
Sensing Geometry Shear Shear
Housing Material Inconel Inconel
Sealing (Sensor Housing) Hermetic Hermetic
Sealing (Connector) Welded Hermetic Welded Hermetic
Size - Height .66 in 16.7 mm
Size - Length 1.16 in 29.5 mm
Size - Width .66 in 16.7 mm
Weight (without cable) 1.8 oz 50 gm [1]
Electrical Connector Integral Hardline Cable Integral Hardline Cable
Cable Length 10 ft 3.05 m
Cable Type MI Hardline Cable MI Hardline Cable
Cable Termination 10-32 Coaxial Jack 10-32 Coaxial Jack
Mounting Through Hole Through Hole
* All specifications are at room temperature unless otherwise specified
.


Specification Notes

[1] Typical.
[2] Additional cable length will add approx. 100pF/ft.
[1] Typical.
[3] See PCB Declaration of Conformance PS199 for details.


Accessories
Supplied
081C108 Mounting screw, 1/4-28 x 1, Inconel 718 1
ACS-1 Single axis amplitude response calibration from 10 Hz to upper 5% frequency, NIST traceable 1