This document describes the features and characteristics of the family of products with model number DOC NO 3305A3 PS3305A3 REV A, including sensor sensitivity, range, maximum vibration/shock, resonant frequency, etc.
The Dytran 3305A is a miniature, hermetically sealed single‑axis IEPE planar shear accelerometer designed for high‑accuracy vibration measurement. It offers a full‑scale output of ±5 V, a sensitivity of 500 mV/g, and a wide frequency response from 0.3 Hz to 5 kHz.
Key features include a resonant frequency of 40 kHz, low noise floor (0.0002 g rms), and robust mounting options with adhesive or titanium connectors. The device operates over a temperature range of –60 °F to +150 °F and can withstand up to 200 G peak vibration and 5 000 G peak shock.
| Sensitivity | 500 mV/g ±5 % |
|---|---|
| Frequency Response | 0.3 Hz – 5 kHz ±5 % |
| Resonant Frequency | 40 kHz |
| Weight | 0.13 oz (3.7 g) |
| Size (W × H × L) | 0.40 × 0.32 × 0.70 in (10 × 8.1 × 17.8 mm) |
| Supply Current Range | 2 – 20 mA |
| Output Impedance (typical) | 100 Ω |
| Temperature Range | -60 °F to +150 °F (-51 °C to +65 °C) |
| Maximum Vibration | ±200 G peak |
| Maximum Shock | ±5 000 G peak |
The 3305A has a sensitivity of 500 mV/g with a tolerance of ±5 %.
It operates with a supply current ranging from 2 mA to 20 mA.
The device is rated for temperatures from –60 °F to +150 °F (‑51 °C to +65 °C).
Its nominal resonant frequency is 40 kHz.