Ergonomics of the thermal environment. Instruments for measuring physical quantities1 Scope This International Standard specifies the minimum characteristics of instruments for measuring physical quantities characterizing an environment as well as the methods for measuring the physical quantities of this environment. It does not aim to define an overall index of comfort or thermal stress but simply to standardize the process of recording information leading to the determination of such indices. Other International Standards give

or biochemical or photochemical degradation) and may give false results and/or impair the reproducibility

Concrete and steel posts

with self-lubricating liner

PPE helmet designers

safe and standardized starter batteries

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and ticket dispensing mechanisms

This European Standard does not cover:

BS 1428-D4 guides you on the finish of the top of the pipette

keyboards with or without special “function” keys

This version is more user-friendly with updated normative references