A/20 – Piezoelectric Accelerometer

A/20 – Piezoelectric Accelerometer DJB instruments General purpose vibration transducers with the following attributes : KONIC sensing element providing 25-40pC/g signal from 12.5 / 27gm wt. transducer. All welded construction including signal connections maximises longevity under adverse operating conditions. Features Ultra Lightweight Design KONIC Shear Sensing Element. High Operating Temperature […]

A/20 – Piezoelectric Accelerometer

DJB instruments

General purpose vibration transducers with the following attributes : KONIC sensing element providing 25-40pC/g signal from 12.5 / 27gm wt. transducer.

All welded construction including signal connections maximises longevity under adverse operating conditions.

Features

  • Ultra Lightweight Design
  • KONIC Shear Sensing Element.
  • High Operating Temperature of up to 250°C Standard
  • 25 – 40 pC/g Sensitivity

Options

  • Close tolerance output
  • -71°C low temperature capability with ±10% sensitivity deviation
  • Hermetic TNC connector: ref. A/20/TC
  • Corrosion resistant case materials
  • Non-magnetic, A/20/TC/N:17gm
  • Wide temperature calibration -50/ 250°C
  • For use with the VT1, VT2 hand-held vibration meters, a 25pC/g ±5% version is available

 

Conversion Mode Konic
Charge sensitivity pC/g nom. 25          40
Capacitance pF 1400          2000
Resonant Frequency kHz ≈28
Cross Axis error % max 5
Temperature range OC (opt. -71) -50/ 250
Charge sensitivity deviation re20 OC -10% @ -71-5% @ -50 15% @ 250
Mounting Tapped Base, 10-32 UNF, 4mm Deep
Case Material Titanium Grade 2 (A/20, /T /CR)s/steel 303S31 (A/20/TC)
Frequency Response 1Hz – 9KHz /- 5%1Hz – 10KHz /- 10%
Maximum continuous ‘g level 2000
Connector Microdot skt. 10-32 UNF (A/20, A/20T. TNC(A/20/TC)
Weight 12.5 (A/20, A/20/T), 27.1 (A/20/TC)12 (A/20/CR)

 

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Temperature range OC (opt. -71) -50/ 250