Triaxial Accelerometer-Inclinometer ACt90
accelerometers

Triaxial Accelerometer-Inclinometer ACt90

Model: АЦт90

Digital three-axis accelerometer-inclinometer ACt90 — a measuring instrument designed for continuous measurement of accelerations along three mutually orthogonal axes X, Y, Z (±58 m/s², up to 127 Hz) and tilt angles (±90°). Registered in the Russian State Register of Measuring Instruments No. 73369-18. Complies with GOST 53963.1-2010 for vibration registration.

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Purpose

Continuous measurement of accelerations along three mutually orthogonal axes X, Y, Z with frequency 256 measurements/channel and transmission via RS-485 interface with one second period. Number of tilt angle measurement axes - 2 (X, Y).

Description

Digital triaxial accelerometer-inclinometer ATt90 is a converter of digital acceleration sensor signals, including calibration, their conversion to digital form and transmission via RS-485 interface. Complies with GOST 53963.1-2010 requirements for vibration registration of building structures. Harmonic distortion factor less than 1%, linearized operating range, dynamic range at reference frequency 16 Hz not less than 80 dB.

Principle of operation

Conversion of digital acceleration sensor signals, calibration, conversion to digital form and transmission via RS-485 interface. According to RS-485 interface standard, the device is a slave and does not initiate data exchange independently. Requires connection of a master device (MS4812 controller or NeuroMatrix).

Features

  • Included in the State Register of Measuring Instruments of RF (No. 73369-18)
  • Complies with GOST 53963.1-2010
  • Harmonic distortion factor less than 1%
  • Dynamic range at reference frequency 16 Hz not less than 80 dB
  • Built-in temperature sensor
  • Power and data over single twisted pair cable

Applications

  • Identification of natural frequencies and vibration modes of building structures
  • Vibration separation works
  • Deformation state monitoring