MODEL 4623 ACCELEROMETERSPECIFICATIONSDIMENSIONSMEMS Accelerometer
DC Response, Ultra-Stable
Advanced Temp Compensation
Signal Conditioned Output
Integral Strain Relief

The Model 4623 is a low frequency DC response
accelerometer offering outstanding performance over awide operating temperature range. The accelerometer isavailable in ranges from ±2 to ±100g and incorporates anEMI/EMC protection circuitry for harsh installations. Theoutput is signal conditioned to provide a low noise
amplified signal. The model 4623 incorporates a PFA
insulated cable with a rugged strain relief designed fordemanding applications.

FEATURES±2g to ±100g Dynamic Range
Signal Conditioned Output
EMI/EMC Protection Circuit
Gas Damping
Integral Strain Relief
DC, Low Frequency Response
7 to 30Vdc Excitation Voltage

APPLICATIONS





SENSOR SOLUTIONS /// Model 4623 Rev C

Harsh Applications
Structural Testing
Test & Instrumentation
Performance Testing
Transportation
Flight Testing

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MODEL 4623 ACCELEROMETERPERFORMANCE SPECIFICATIONS
All values are typical at +24°C, 80Hz and 12Vdc excitation unless otherwise stated. Measurement Specialties reserves the right to update
and change these specifications without notice.
Parameters
DYNAMIC
Range (g)Sensitivity (mV/g)
Frequency Response (Hz)Frequency Response (Hz)Natural Frequency (Hz)Non-Linearity (%FSO)
Transverse Sensitivity (%)
Damping Ratio
Shock Limit (g)Residual Noise (µV RMS)
Spectral Noise (µg/Hz)±210000-150
0-400
700±0.5
<30.7
5000
500
35

ELECTRICAL
Zero Acceleration Output (mV)
Excitation Voltage (Vdc)
Excitation Current (mA)
Bias Voltage (Vdc)
Output Resistance (Ω)
Insulation Resistance (MΩ)
Turn On Time (msec)
Ground Isolation±507 to 30<52.5<100>100<100Isolated from Mounting Surface

Differential

ENVIRONMENTAL
Thermal Zero Shift (%FSO/°C)
Thermal Sensitivity Shift (%/°C)
Operating Temperature (°C)
Storage Temperature (°C)
Humidity±0.004±0.010-55 to 125-55 to 125
Epoxy Encapsulated, IP65

TypicalTypicalPHYSICAL
Case Material
Cable
Weight (grams)
Mounting
Mounting TorqueAnodized Aluminum
4x #26 AWG Conductors, PFA Insulated, Braided Shield, PFA Jacket
14
2x #4 or M3 Screws6 lb-in (0.7 N-m)

Notes
±5400
0-150
0-400
800±0.5<30.75000
500
38±10200
0-2000-550
1000±0.5<30.75000
450
75±25800-4000-800
1500±0.5<30.75000
550
219±5040
0-600
0-100
4000
±0.5
<30.7
5000
450
316±100200-1000
0-1400
6000
±0.5
<30.7
5000
450
516

±10%
±5%1±1dB<1 Typical
Passband
Passband@100Vdc

Calibration supplied:

CS-FREQ-0100

NIST Traceable Amplitude Calibration from 20Hz to ±5% Frequency Response Limit 1Supplied accessories:

AC-A02944

2x #4-40 (3/4 length) Socket Head Cap Screw and Washer

Optional accessories:

121

3-Channel Precision Low Noise DC Amplifier

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 theright to make changes without further notice to any product herein. Measurement Specialties, Inc. makes no warranty, representation or guarantee regarding thesuitability of 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 and specifically 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 notconvey any license under its patent rights nor the rights of others.

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MODEL 4623 ACCELEROMETER

2g Range

Typical Frequency Response

5g Range

4010g Range

3525g Range

3050g Range

25100g-500g Range

Sensitivity Deviation (%)

2015
1050-5-10-15-20-25-30-35-40
1

10100

1000

10000

Frequency (Hz)SENSOR SOLUTIONS /// Model 4623 Rev C

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MODEL 4623 ACCELEROMETER

ORDERING INFORMATION
4623

GGG

ZZZCSeries TypeRange
002=2g005=5g010=10g025=25g050=50g
100=100g
Cable length
060=60 inches
120=120 inches
180=180 inches
240=240 inches
300=300 inches
360=360 inches
480=480 inches
600=600 inches
197=197 inches, 5 meters
394=394 inches, 10 meters
Example; 4623-010-060-C
Model 4623, 10g range, 60inch cable length

NORTH AMERICAEUROPE

ASIA

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

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

Measurement Specialties (China), Ltd.,a TE Connectivity Company
Phone: 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 StandardTerms 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.
© 2015

TE Connectivity Ltd. family of companies

All Rights Reserved.

SENSOR SOLUTIONS /// Model 4623 Rev C

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