EXFO FTB-5500B PMD Analyzer - Manual (Page 35)

Setting Up the Polarization Mode Dispersion Analyzer
Polarization Mode Dispersion Analyzer 27
Setting Acquisition Parameters
3. From the Measurement Parameters panel, select the PMD Threshold
and/or Coefficient Threshold list to set the PMD and/or coefficient
values.
Note: If you want to modify the contents of PMD Threshold or Coefficient
Threshold boxes, see Customizing PMD Value and Coefficient Thresholds
on page 20.
4. Set the data storage parameters.
The parameters that you have just set will be used when you make a new
acquisition.