EncoreViewer software reads information from the PR Series SD Memory Card.ĮncoreViewer is a software program that analyzes data recorded by CPAP and BiPAP machines made by Philips Respironics. View and print data for both the 60 Series that can use a Heated Tube and the original 50 Series version. Respironics offers version 2.1 of the popular EncoreViewer Software, compatible with all version of PR System One Series machines with the exception of the PR System One 60 Series BiPAP St C-Series.