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6. Scale tolerance
6.1 Regulatory method (standard NF EN 45501)
From the value of the verification scale interval (e ) and the accuracy class (indicated by a Roman numeral in an oval field) read on the scale, the regulatory tolerance (or maximum permissible error) of the scale is determined using the table 4 .
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Scale tolerance
Test weights
Bibliography
Standards
- Quality management systems – Basic principles and vocabulary - NF EN ISO 9000 - 2015
- Quality management systems – Requirements - NF EN ISO 9001 - 2015
- Aspects métrologiques des instruments de pesage à fonctionnement non automatique - NF EN 45501 - 2015
- Vocabulaire international des termes fondamentaux et généraux de métrologie (VIM) - NF X07-001 (annulée) - 1994
- International Vocabulary of Metrology...
Regulations
International Recommendation OIML R76-1, "Non-automatic weighing instruments – Part 1: Metrological and technical requirements – Tests" available from the Bureau International de Métrologie Légale (Paris).
OIML International Recommendation R33, "Conventional value of air weighing results", available from the Bureau International de Métrologie Légale (Paris).
International recommendations...
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