EN 50271 specifies minimum requirements for apparatus using software and/or digital components
The application context provides a basic Systems Management context with TP and may be part of a family of contexts as additional requirements are defined for systems management
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and may provide additional relevant data
Electrical connector manufacturers
Jewellery and precious metals. Grading polished diamonds. Terminology, classification and test methods PAS 15 EN 50271 specifies minimum requirements1 Scope This document specifies the terminology, classification and the methods that are used for the grading and description of single unmounted polished diamonds over 0,25 carat (ct). This document applies to natural, unmounted, polished diamonds. It is not to be used for fancy coloured diamonds, synthetic diamonds, treated diamonds (other than is allowed for in 7. 4), nor for assembled stones.