Norsonic nor140, Instructional Manual, Page: 7 / 220

vii
Norsonic Nor140
Instruction Manual
No
SPL
after the measurement ....................................................................................................... 34
Displaying the result tables .............................................................................................................. 34
NC, NR and RC Mark II rating .......................................................................................................... 38
Chapter 6 Basic time profile measurements ................................................................................40
Global vs. profile............................................................................................................................... 40
Making measurements ..................................................................................................................... 43
Presenting the L(t) as a table ........................................................................................................... 44
Chapter 7 Moving Leq .....................................................................................................................45
Chapter 8 Enhanced time profile measurements ........................................................................48
Selecting which functions to log ...................................................................................................... 48
Copy the setting to Prnt/Xfer ............................................................................................................ 49
Setting the time resolution ................................................................................................................ 49
Measuring in enhanced mode ..........................................................................................................51
Displaying the functions measured ...................................................................................................51
Presenting the L(t) as a table ............................................................................................................51
Chapter 9 Adding markers to a measurement .............................................................................52
The keys to use ................................................................................................................................. 52
Other markers inserted by the instrument ........................................................................................ 53
Instrument markers have priority ...................................................................................................... 53
Marker overview ............................................................................................................................... 53
Chapter 10 Multispectrum measurements .....................................................................................54
Setting up for multispectrum ............................................................................................................ 54
Instruments equipped with basic profile extension ......................................................................... 54
Making multispectrum measurements ............................................................................................. 55
The result tables ............................................................................................................................... 57
Chapter 11 Engineering units ..........................................................................................................60
Introduction ....................................................................................................................................... 60
Selecting Engineering Units ............................................................................................................. 60
How values are indicated ................................................................................................................. 60
Relation between dB and EU ............................................................................................................61
Calibration ........................................................................................................................................61