Cut-out image of DJB A/124/E miniature Piezo-Tronic IEPE accelerometer on white background

Piezo-Tronic IEPE Accelerometer - A/123/E

The A/123/E range is a compact IEPE (voltage output) accelerometer family designed for vibration measurement where low mass and minimal mass loading are critical. Using DJB’s Konic Shear® sensing technology, A/123 variants offer a wide sensitivity range and flexible mounting and connector options for versatile test and measurement applications.

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Description

The A/123/E range is a compact IEPE (voltage output) accelerometer family designed for vibration measurement where low mass and minimal mass loading are critical. Using DJB’s Konic Shear® sensing technology, the A/123 range delivers a wide frequency band with linear response, supporting accurate and repeatable measurement across a variety of test environments.

A choice of side or top entry connectors and multiple mounting options make the A/123 range a highly versatile and robust solution for structural testing, shaker testing and general vibration measurement.

Key specifications

Sensitivity range: 1 mV/g to 250 mV/g (±10%)
Weight: 3.4–5.2 g (variant dependent)
Temperature range: -55°C to 125°C

Model variations

A/123/E
A/123/EB
A/123/TB
A/123/TE
A/123/E-1
A/123/TE-1

Design and construction

The A/123 range features DJB’s Konic Shear® piezoelectric sensing element packaged in a compact, low-mass housing to reduce mass loading effects on lightweight structures. Connector options include side and top entry configurations, supporting flexible installation in confined or complex test setups.

Mounting options include flat base designs for adhesive mounting, tapped base versions, and isolated base variants with integral ceramic bases, allowing the accelerometer to be configured to suit a wide range of applications and environments.