Digital vibration tester, Vibration meter, vibration measurement,vibration measurement Digital vibration tester RH521 Vibration meter is characterized as low power consumption, high precision, good liability ... , machine tool, etc).Main technical parametersMeasuring rangeAcceleration0.1-199.9m/s*sVelocity0.1-199.9mm/sDisplacement0.001-1.999mmFrequency rangeAccelerationLow grade ...