7502A Series Accelerometer

7502A Series Accelerometer Description: The Model 7502A is a miniature piezoelectric charge mode accelerometer designed for high frequency vibration and shock measurements. The accelerometer incorporates an annular shear mode crystal that provides stable thermal response up to 200°C. The model 7502A is hermetically sealed and offers a miniature adhesive mount package […]

7502A Series Accelerometer

Description: The Model 7502A is a miniature piezoelectric charge mode accelerometer designed for high frequency vibration and shock measurements. The accelerometer incorporates an annular shear mode crystal that provides stable thermal response up to 200°C. The model 7502A is hermetically sealed and offers a miniature adhesive mount package with minimal mass loading.

Features:

  • 200°C Charge Output Accelerometer
  • 1.6pC/g Output
  • Adhesive Mount, M3 Side Connector
  • Hermetically Sealed, Titanium
  • Wide Bandwidth to >12kHz
  • Miniature, <1grams
  • Annular Shear Mode
  • Ground Isolated
Parameters
DYNAMIC Notes
Sensitivity (pC/g) 1.8 Typical
Sensitivity (pC/g) 1.0 Minimum
Frequency Response (Hz) 2 1-10000 ±10%
Frequency Response (Hz) 2 0.1-14000 ±2dB
Natural Frequency (Hz) 48000
Non-Linearity (%FSO) ±1/1000g
Transverse Sensitivity (%) <5
Dynamic Range (g) 1 ±5000
Shock Limit (g) 10000
ELECTRICAL
Capacitance (pF) 240 Nominal
Insulation Resistance (MΩ) >100 @100Vdc
Ground Isolation Isolated from Mounting Surface
ENVIRONMENTAL
Temperature Response (%) See Typical Temperature Response Curve
Operating Temperature (°C) -73 to 260
Storage Temperature (°C) -73 to 260
Humidity Hermetically Sealed
PHYSICAL
Sensing Element Ceramic (shear mode)
Case Material Titanium
Electrical Connector M3 Coaxial Receptacle
Weight (grams) 0.8
Mounting Adhesive

1 Operating range over which the accelerometer meets the linearity specifications

2 Low-end response of the accelerometer is a function of its associated electronics.

No Information Available.

Thermal response up to 200°C