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Sound Sound measurement
sound A-1-5 Sound measurement of operating machinery

<JIS Z 8731 "Description and measurement of environmental noise" >
Please refer to also ISO 1996

 

 

 

  • This example shows how to measure the time-average sound level (equivalent continuous sound level, Leq) which is generated from machine during operation.
  • Measure the sound level at several points which are expected to be high level and around the position of operator’s ears. The measurement position must be at 1m away from the machinery and 1.2 m to 1.5 m above on the floor surface.
  • The LA-1411 Class2 integrating sound level meter can store the data of sound level at each point in internal memory and recall them. Also, the stored measurement data can be transferred to the PC via USB or RS-232C interface.

 

  Model Product name
1 LA-1411 Class 2 integrating sound level meter
2 LA-0203D Tripod
3 AX-5022B RS-232C cable (2 meter)

 


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