
Model 90 Quantifier Sound Level Meter
Page 43
Note that if the LIeq,t function is selected, the MODEL 90 will automatically
select the Impulse Time Weighting which will apply to all other measurement
functions described in section Time Weighting on page 40.
Before the Time Weighting can be selected to either Fast or Slow, the User Metric must
be set to SEL.
Configuring the instrument from the Analyser software
The entire configuration of the instrument can be set from the Analyser software using
the Advanced Configuration option. Please refer to page 68 for details of this function.