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Contactless tachometer (revolutions counter, r.p.m. counter, rev counter) employing the detection of a residual magnetic field with the aid of the induction principle accompanied by detection of the sense of rotation (direction of rotation)
Contactless tachometer (revolutions counter, r.p.m. counter, rev counter) employing the detection of a residual magnetic field with the aid of the induction principle accompanied by detection of the sense of rotation (direction of rotation)