why we are maintain the gap voltage in vibration probe when installing time can

why we are maintain the gap voltage in vibration probe when installing time can explain me?

Question Posted / sr

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why we are maintain the gap voltage in vibration probe when installing time can explain me?..

Answer / kumaran

The EDDY current generates between the vibration probe tip and the shaft area. Increasing and decreasing of the area by the shaft will make the measurement of vibrations. So it needs to be done during the installation.

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