Skip to content

Rank Brothers Logger

Rank Brothers Logger is our logging application for Microsoft Windows. It can log results from the PDA3000 Particle and Flocculation Monitor and display them as a graph or export them to a file or spreadsheet.

Release History


  • Fix broken update check with new website.
  • Use built-in header style when exporting data to Excel.


  • LED drive is changed immediately without needing to click a Set button first.
  • Replace current overload indicator with more useful DC overload indicator.
  • Windows 10 support.
  • Various bug fixes.


  • After importing a file the new source is automatically displayed.
  • Fixed bug causing line graphs to be drawn outside the axes in some situations.


  • Improved visibility of line graphs by increasing their thickness and brightness.
  • Line graphs now draw on top of the axes instead of underneath them.
  • Added initial support for high DPI screens.
  • Improved channel selection dropdowns (prevent selecting duplicate data, add entry to clear second channel, correctly set width to match content).
  • Add ability to open download page from update checker.
  • Various bug fixes.


  • Initial release.


Back to top