MODEL 3255A ACCELEROMETER

Product catalog summary

Model 3255A Accelerometer Overview
The Model 3255A is a board-mountable MEMS accelerometer with amplified output and temperature compensation, available in ranges from ±25g to ±500g. It offers high over-range protection and can be mounted in two orientations for parallel or perpendicular measurement axes. The device provides a flat frequency response from DC to 1500Hz.

Features

Available in ±25g to ±500g ranges
Three-axis mounting options
Surface mount package
DC response with gas damping
Hermetically sealed
5Vdc excitation

Applications

Impact and shock testing
Vibration and shock monitoring
Embedded applications
Transportation measurements

Performance Specifications
Typical values at +24°C, 80Hz, and 5Vdc excitation. Measurement Specialties reserves the right to update specifications without notice.

Dynamic: Ranges from ±25g to ±500g, sensitivity varies with range, frequency response up to 1500Hz, natural frequency up to 10000Hz, non-linearity ±0.5% FSO, transverse sensitivity <3%, damping ratio varies from 0.5 to 0.7, shock limit 5000g.
Electrical: Zero acceleration output at 2.5±0.10V, excitation voltage 2.7 to 5.5Vdc, excitation current <5mA, bias voltage 2.5Vdc, full-scale output voltage ±2.0Vdc, output impedance <100Ω, insulation resistance >100MΩ at 100Vdc, residual noise varies with range, ground isolation from mounting surface.
Environmental: Thermal zero shift ±0.018% FSO/°C, thermal sensitivity shift ±0.021%/°C, operating temperature -54 to +121°C, compensated temperature -20 to +85°C, storage temperature -54 to +121°C.
Physical: Case material is ceramic, weight 1.5 grams, mounting via solder.

Ordering Information
Part numbering format: Model Number + Range (e.g., 3255A-050 for 50g range).

Contact Information
TE Connectivity provides contact details for North America, Europe, and Asia for customer support and inquiries.

Catalog excerpts

MODEL 3255A ACCELEROMETER specifications * PC Board Mountable Accelerometer * Amplified Output * Temperature Compensated * High Over-Range Protection The Model 3255A is a signal conditioned board mountable MEMS accelerometer available in ±25g to ±500g ranges. The package can be mounted in one of two orientations, allowing the measurement axis to be either parallel or perpendicular to the mounting surface without the use of costly brackets. The accelerometer incorporates integral temperature compensation and offers a flat frequency response from DC to 1500Hz. * Three Axis Mounting Options * Surface Mount Package * DC Response, Gas Damping * Hermetically Sealed * 5Vdc Excitation -CENTER OF SEISMIC MASS -MOUNTING SURFACE PERPENDICULAR TO MEASUREMENT AXIS applications * Impact & Shock Testing * Vibration & Shock Monitoring * Embedded Applications * Transportation Measurements MOUNTING SURFACE PARALLEL TO MEASUREMENT AXIS sensor solutions 111 Model 3255A Rev D 07/2017 Page 1

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All values are typical at +24°C, 80Hz and 5Vdc excitation unless otherwise stated. Measurement Specialties reserves the right to update and change these specifications without notice. ELECTRICAL Zero Acceleration Output (V) Excitation Voltage (Vdc)1 Excitation Current (mA) Bias Voltage (Vdc) Full Scale Output Voltage (Vdc) Output Impedance (0) Insulation Resistance (M0) Residual Noise (pV rMs) Ground Isolation isolated from Mounting Surface ENVIRONMENTAL Thermal Zero Shift (%FSO/°C) Thermal Sensitivity Shift (%/0c) Operating Temperature (°C) Compensated Temperature (°C) Storage Temperature (°C)...

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ORDERING INFO PART NUMBERING Model Number+Range 3255A-GGG l l_______Range (050 is 50 g) Example: 3255A-050 Model 3255A, 50g NORTH AMERICA Measurement Specialties, Inc., a TE Connectivity Company Tel: 800-522-6752 Email: [email protected] MEAS France SAS a TE Connectivity Company Tel: 800-440-5100 Email : [email protected] Measurement Specialties (China), Ltd., a TE Connectivity Company Sales and Customer Service Tel: 0400-820-6015 Email: [email protected] TE.com/sensorsolutions Measurement Specialties, Inc., a TE Connectivity company. Measurement Specialties, TE Connectivity,...

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