PQDiffractor: PQDIF File Viewer Utility

PQDiffractor is a free PQDIF file viewer utility written by Electrotek Concepts for browsing, diagnosing, and converting PQDIF files.  It is available a free download from this web site to registered users.  To download PQDiffractor, log in if you have an existing user account on this web site or register for a new user account.  

The latest version of PQDiffractor is 1.1.13 and was posted 2008-12-04.

PQDiffractor provides the following functions: 

  • Read binary PQDIF Files
  • View lists of data source records in each PQDIF file
  • View list of observation records stored in each PQDIF file
  • View lists of quantity types associated with each observation record
  • View list of channel instances associated in each observation record
  • View tags and values from records, definitions, and instances stored in PQDIF files as tables 
  • Create interactive charts from observations with channels of any quantity type include value logs, waveforms, phasors, mag-dur-time, mag-dur, response, X-Y, X-Y-Z, flash density, cumulative probability frequency, histogram, and 3D histogram
  • Export charts to CSV text formats
  • Export charts to EMF, WMF, BMP, JPEG, PNG graphical formats
  • Export displayed observations to Microsoft Excel as CSV files
  • Convert from native binary PQD to XML.  This allows you to read or browse a PQDIF file using a text or XML parser.
  • Convert from native binary PQD to XML, exporting just the structure and definitions
  • Determine numerous IEEE Std 1159.3 PQDIF compliance issues
  • Determine numerous PQView compatibility problems

PQDiffractor Screen Capture Showing a Voltage Sag Measurement Stored in a PQDIF File with Channel Instances