The phrase describes a search query for a freely accessible digital document pertaining to the Anton Paar MCR 92 rheometer. This instrument is used for characterizing the flow and deformation behavior of materials. A manual provides detailed information on the operation, maintenance, and troubleshooting of the device, typically in Portable Document Format (PDF). The availability of such a resource without cost is implied in the query.
Access to this documentation is beneficial for users of the instrument, enabling them to operate it correctly, understand its functionalities, and perform basic maintenance. The ability to download it freely reduces costs associated with acquiring and maintaining the instrument. Historically, such documentation was typically provided in printed form. The shift to digital formats has improved accessibility and reduced environmental impact.