Model 7501A Accelerometer+260°C Charge Output Accelerometer
5.6pC/g output, 15kHz Bandwidth
Hermetically Sealed
Miniature, Lightweight (2.1gm)
The Model 7501A is a miniature
piezoelectric charge mode accelerometer with
an operating temperature range to +260°C.
The accelerometer is designed for highfrequency vibration and shock measurements
and offers a wide bandwidth to >10kHz with
5.6pC/g nominal output. The model 7501Afeatures a hermetically sealed titanium
housing and the popular through hole mountconfiguration.

dimensions

FEATURES••••••-73°C to +260°C Operating Range
Wide bandwidth up to >10kHz
Titanium Housing
Annular Shear Mode
Isolated Mounting Surface
Through Hole Mount

APPLICATIONS•••••

Vibration & Shock MonitoringHigh Temp Applications
Flight TestingHigh Frequency Applications
Gearbox Vibration Monitoring

Model 7501A Rev E
32 Journey Ste. 150 Aliso Viejo, CA 92656

www.meas-spec.com
949-716-5377

04/15/2011
t&m@meas-spec.com

Model 7501A Accelerometer
performance specifications
All values are typical at +24°C, 100Hz unless otherwise stated. Measurement Specialties reserves the right to update and change thesespecifications without notice. Standard product parameters are described in PSC-1003 for Plug & Play AC Accelerometers.
Parameters
DYNAMIC
Sensitivity (pC/g)
Sensitivity (pC/g)
2Frequency Response (Hz)
2Frequency Response (Hz)Natural Frequency (Hz)Non-Linearity (%FSO)
Transverse Sensitivity (%)
1
Dynamic Range (g)Shock Limit (g)5.6
4.0
1-80000.5-10000
46000±1/1000g<5±400010000

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

560
>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)
Titanium
M3 Coaxial Receptacle
2.1
Through Hole (#2 insulated cap screw)
5 lb-in (0.6 N-m)

12Notes
TypicalMinimum±10%±2dB

Nominal@100Vdc

Operating 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-A03230

1x #2-56 Insulated Mounting Screw Assembly (3/8 inch length)

Optional accessories:

321-XXX
130161A

Low Noise Cable Assembly, M3 to 10-32 (XXX designates length in inches, 10ft standard)
In-Line Charge Converter
4-Channel PE & IEPE Signal Conditioner

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 suitability ofits 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.

Model 7501A Rev E
32 Journey Ste. 150 Aliso Viejo, CA 92656

www.meas-spec.com
949-716-5377

04/15/2011
t&m@meas-spec.com

Model 7501A Accelerometer
performance specifications

Frequency Response

Typical Frequency Response
403530Sensitivity Deviation (%)

2520151050-5-10-15-20-25-30-35-40101001000

10000

100000Frequency (Hz)Typical Temperature Response
10%8%

Sensitivity Deviation (%)

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

4090

140190240

Temperature (°C)

ordering info
PART NUMBERING

Model Number

7501A

Model 7501A Rev E
32 Journey Ste. 150 Aliso Viejo, CA 92656

www.meas-spec.com
949-716-5377

04/15/2011
t&m@meas-spec.com