MODEL 7500A ACCELEROMETERSPECIFICATIONSDIMENSIONS+260°C Charge Output Accelerometer
20pC/g output, 15kHz Bandwidth
Hermetically SealedThrough Hole Mount

The Model 7500A is a piezoelectric charge mode
accelerometer designed for high frequency vibration andshock measurements. The accelerometer incorporates anannular shear mode crystal that provides stable thermal
response up to +260°C. The model 7500A is hermeticallysealed and features the popular through hole mountinstallation for use with standard mounting screws.

FEATURES

7pC/g to 20pC/g Sensitivity
Wide bandwidth up to >15kHz-73°C to +260°C Operating Range
Hermetically Sealed
Annular Shear Mode
Isolated Mounting Surface
Stable Temperature Response

APPLICATIONSSENSOR SOLUTIONS /// Model 7500A Rev GVibration & Shock MonitoringHigh Temperature Applications
Flight Testing
Gearbox Vibration MonitoringHigh Frequency Applications

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MODEL 7500A ACCELEROMETERPERFORMANCE SPECIFICATIONS
All values are typical at +24°C, 80Hz unless otherwise stated. Measurement Specialties reserves the right to update and change thesespecifications without notice.

12ParametersDYNAMIC
Dash Number
Sensitivity (pC/g)
Sensitivity (pC/g)
Frequency Response (Hz) 2
Frequency Response (Hz) 2
Natural Frequency (Hz)Non-Linearity (%FSO)
Transverse Sensitivity (%)
Dynamic Range (g) 1
Shock Limit (g)

-20
20
14.5
1-60000.1-10000
30000±1/1000g<5±1250
10000

ELECTRICAL
Capacitance (pF)
Insulation Resistance (MΩ)
Ground Isolation

1050
1050
1050
>100>100>100
Isolated from Mounting Surface

ENVIRONMENTAL
Temperature Response (%)
Operating Temperature (°C)
Storage Temperature (°C)
Humidity

See Typical Temperature Response Curve-73 to +260
-73 to +260
Hermetically Sealed

PHYSICAL
Sensing Element
Case Material
Electrical Connector
Weight (grams)
Mounting
Mounting TorqueCeramic (shear mode)
Stainless Steel
10-32 Coaxial Receptacle
10Through Hole (#6 insulated cap screw)
8 lb-in (1.0 N-m)

Notes
-13
13
9.0
1-10000
0.1-12000
33000±1/1000g<5±2000
10000

-77.0
5.01-12000
0.1-15000
43000±1/1000g<5±3500
10000

TypicalMinimum±10%±2dB

Nominal@50VdcOperating range over which the accelerometer meets the linearity specifications
Low-end response of the accelerometer is a function of its associated electronics.

Calibration supplied:

CS-FREQ-0100

NIST Traceable Amplitude Calibration from 20Hz to ±2dB Frequency Response Limit

Supplied accessories:

AC-A03381

1x #6-32 Insulated Mounting Screw Assembly (1/2 inch length)

Optional accessories:standard)

320-XXX

Low Noise Cable Assembly, 10-32 to 10-32 (XXX designates length in inches, 10ft324-XXX
130
161A
AC-A03389
AC-A03388
AC-A03472

Low Noise Cable Assembly, 10-32 to BNC (XXX designates length in inches, 10ft standard)
In-Line Charge Converter
4-Channel PE & IEPE Signal Conditioner
Triaxial Mounting Block
Adhesive Mounting Adaptor
Magnetic Mounting Adaptor

The information in this sheet has been carefully reviewed and is believed to be accurate; however, no responsibility is assumed for inaccuracies. Furthermore, thisinformation does not convey to the purchaser of such devices any license under the patent rights to the manufacturer. Measurement Specialties, Inc. reserves the rightto make changes without further notice to any product herein. Measurement Specialties, Inc. makes no warranty, representation or guarantee regarding the suitabilityof its product for any particular purpose, nor does Measurement Specialties, Inc. assume any liability arising out of the application or use of any product or circuit andspecifically disclaims any and all liability, including without limitation consequential or incidental damages. Typical parameters can and do vary in different applications.
All operating parameters must be validated for each customer application by customer’s technical experts. Measurement Specialties, Inc. does not convey any licenseunder its patent rights nor the rights of others.

SENSOR SOLUTIONS /// Model 7500A Rev G

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MODEL 7500A ACCELEROMETER

Typical Frequency Response

Frequency Response

40353020151050-5-10-15-20-25-30-35-40101001000

10000100000

Frequency (Hz)Typical Temperature Response
10%8%6%

Sensitivity Deviation (%)

Sensitivity Deviation (%)

254%2%0%-2%-4%-6%-8%-10%-60-104090140190

240

Temperature (°C)

SENSOR SOLUTIONS /// Model 7500A Rev G

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MODEL 7500A ACCELEROMETER

ORDERING INFORMATIONPART NUMBERING

Model Number+Sensitivity

7500A-GGll_____ (20 is 20pC/g)
Example: 7500A-20
Model 7500A, 20pC/g

NORTH AMERICAEUROPE

ASIA

Measurement Specialties, Inc.,a TE Connectivity Company
Tel: 800-522-6752
Email: customercare.hmpt@te.com

MEAS France SAS
a TE Connectivity Company
Tel: 800-440-5100
Email: customercare.lcsb@te.com

Measurement Specialties (China), Ltd.,a TE Connectivity Company
Tel: 0400-820-6015
Email: customercare.shzn@te.com

TE.com/sensorsolutions
Measurement Specialties, Inc., a TE Connectivity company.
Measurement Specialties, TE Connectivity, TE Connectivity (logo) and EVERY CONNECTION COUNTS are trademarks. All other logos, products and/or company names referred to herein
might be trademarks of their respective owners.
The information given herein, including drawings, illustrations and schematics which are intended for illustration purposes only, is believed to be reliable. However, TE Connectivity makes
no warranties as to its accuracy or completeness and disclaims any liability in connection with its use. TE Connectivity‘s obligations shall only be as set forth in TE Connectivity‘s Standard
Terms and Conditions of Sale for this product and in no case will TE Connectivity be liable for any incidental, indirect or consequential damages arising out of the sale, resale, use or misuseof the product. Users of TE Connectivity products should make their own evaluation to determine the suitability of each such product for the specific application.
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TE Connectivity Ltd. family of companies

All Rights Reserved.

SENSOR SOLUTIONS /// Model 7500A Rev G

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