MULTICHANNEL DEVICE FOR COLLECTING SIGNALS FROM ACCELEROMETERS Russian patent published in 2018 - IPC G01M1/00 

FIELD: physics.

SUBSTANCE: invention relates to devices for converting analog signals into digital representation and can be used in equipment for collecting and processing vibration signals from vibration sensors, in particular accelerometers. Multichannel device for the collection of signals from the accelerometers contains first 1, second 2 and third 3 inputs, first 4 and second 5 matching amplifiers, first 6 and second 7 integrators, and also contains first 8 and second 9 analog switches, first 10 and second 11 low-pass filters and analog-to-digital conversion unit 12, it further comprises third matching amplifier 14, third integrator 15, third analog switch 16 and third low-pass filter 17, as well as three additional integrators 18–20, outputs of first 18, second 19 and third 20 additional integrators are connected to the first inputs of first 8, second 9 and third 16 analog switches, respectively, the second and third inputs of first analog switch 8 are connected to the output of third integrator 15 and the output of the second matching amplifier 5, respectively, the second and third inputs of second analog switch 9 are connected to the output of first integrator 6 and the output of third matching amplifier 14, respectively, the second and third inputs of third analog switch 16 are connected to the output of second integrator 7 and the output of first matching amplifier 4, respectively.

EFFECT: technical result in the implementation of the claimed device is the possibility of increasing controllability, functional flexibility, reliability of operation and fault tolerance; invention provides increased reliability, as well as enhanced functionality.

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