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

Miniature Piezo-Tronic IEPE Accelerometer - A/124/E

The A/124/E range is a miniature IEPE (voltage output) accelerometer family designed for vibration measurement where low mass, compact size and mounting flexibility are essential. Using DJB’s Konic Shear® sensing technology, A/124 variants are widely used in aerospace and satellite applications, meeting the low-outgassing requirements of space flight.

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Description

The A/124/E range is a miniature IEPE (voltage output) accelerometer family designed for vibration measurement where low mass, compact size and flexible mounting options are required. Using DJB’s Konic Shear® sensing technology, the A/124 range supports accurate and repeatable measurement with minimal mass loading.

The range is available with side or top entry connectors and a choice of adhesive mounting, integral studs or integral ceramic isolating bases. A/124 accelerometers are widely used in aerospace applications, including satellite installation, where they meet the low-outgassing requirements associated with space flight.

Key specifications

Sensitivity range: 1 mV/g to 200 mV/g (±10%)
Weight: 2 g
Temperature range: -55°C to 125°C

Model variations

A/124/E
A/124/TE
A/124/E-1
A/124/TE-1
A/124/TS

Design and construction

The A/124 range features DJB’s Konic Shear® piezoelectric sensing element packaged in a compact, low-mass housing to minimise mass loading effects on lightweight structures. Connector options include side and top entry configurations to support installation in confined or complex test setups.

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