Synchronous measurement – CEMB USA N100 User Manual
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Vibrometer function
Synchronous measurement:
1. sensor connected
2. order of the harmonic measured
1xRPM = fundamental harmonic (synchronous with the rotation velocity)
2xRPM = second harmonic (frequency double the rotation velocity)
3xRPM = third harmonic (frequency triple the rotation velocity)
4xRPM = fourth harmonic (frequency four times the rotation velocity)
5xRPM = fifth harmonic (frequency five times the rotation velocity)
3. filter width
4. vibration modulus, with unit and type
5. vibration phase expressed in degrees (0°÷359°)
6. frequency of the harmonic measured; it coincides with the rotation velocity in the
event of a 1xRPM measurement, otherwise it is respectively double, triple, etc.
The measurement can be started and stopped by pressing
5
3
4
6
1 2