7109A Series Accelerometer

The Model 7109A is a miniature stud mount IEPE shock accelerometer available in ±5,000g to ±20,000g ranges.

7109A Series Accelerometer

Description: The Model 7109A is a miniature stud mount IEPE shock accelerometer available in ±5,000g to ±20,000g ranges. The accelerometer features a welded hermetic stainless steel construction with an integral cable for electrical connection. The model 7109A incorporates a stable piezo-ceramic crystal in annular shear mode with outstanding linearity for shock measurements.

Features:

  • IEPE Shock Accelerometer
  • Miniature Stud Mount
  • ±5,000g to ±20,000g Ranges
  • Welded Stainless Steel, Hermetic
  • Annular Shear Mode
  • 0° to 85°C Operating Range
  • Case Isolated, Internally Shielded
Parameters
DYNAMIC Notes
Range (g) ±5,000 ±10,000 ±20,000
Sensitivity (mV/g) 1.00 0.50 0.25 ±25%
Frequency Response (Hz) 2-8000 2-10000 2-10000 ±1dB
Filter Corner Frequency (-3dB) 25000 25000 25000 -40dB/decade rolloff
Natural Frequency (kHz) >80 >90 >90
Non-Linearity (%FSO) ±1 ±1 ±1
Transverse Sensitivity (%) <5 <5 <5
Shock Limit (g) ±50,000 ±50,000 ±50,000
ELECTRICAL
Compliance Voltage (Vdc) 18 to 30 18 to 30 18 to 30
Excitation Current (mA) 2 to 10 2 to 10 2 to 10
Bias Voltage (Vdc) 8 to 12 8 to 12 8 to 12 Room Temperature
Bias Voltage (Vdc) 6 to 13 6 to 13 6 to 13 -55 to 125°C
Output Impedance (Ω) <100 <100 <100
Insulation Resistance (MΩ) >50 >50 >50 @100Vdc
Full Scale Output Voltage (V) ±5 ±5 ±5
Residual Noise (g RMS) 0.06 0.04 0.03 Broadband 1Hz to 10kHz
Discharge Time Constant (sec) 1 to 3
Warm-Up Time (sec) <5
Ground Isolation Case Isolated, Internally Shielded
ENVIRONMENTAL
Temperature Response (%) See Typical Temperature Response Curve
Operating Temperature (°C) 0 to 85
Storage Temperature (°C) -55 to 125
Humidity Hermetically Sealed
PHYSICAL
Sensing Element Ceramic (shear mode)
Case Material Stainless Steel
Cable #32 AWG PFA Insulated Leads, Braided Shield, PFA Jacket See Note 1
Weight (grams) 5 Cable not included
Mounting #10-32 or M5x0.8 Mounting Stud
Mounting Torque 18 lb-in (2.0 N-m)
1 A 10-32 Connector Option is Available, Installed at End of Cable Leads

No Information Available.

No Information Available.