Identify parameters of interest
Evaluate the metrological characteristics of thermostatic and climatic chambers

First of all, it should be noted that the only change in the 2013 version of document X15-140 (apart from the bibliography) is in the prefix NF (French standard) which has become FD (fascicule de documentation).

• The standard: less than 1% of standards are mandatory; they are found in particular in the building, health and nuclear sectors. For the others, the requirements only become mandatory when it is decided to apply the standard in question.

• The fascicle: unlike NF status, the documentation fascicle is essentially informative; it contains no requirements, and may sometimes be presented as a guide designed to facilitate understanding or interpretation of a standard....