The FluidTrackr®, based on the Panasonic Toughbook U1™ platform, is an extremely high performance, flexible, robust, reliable and portable fluid condition data logger. The FluidTrackr™ is designed to view and track fluid viscosity, temperature and a variety of other fluid condition data in real time for on-line and in-line applications. The FluidTrackr™ is supplied with a ViSmart™ viscosity sensor which can be conveniently housed with the Panasonic Toughbook U1™ making for a highly portable and easy to use fluid condition monitor.