BS 90:1975

Specification for direct-acting electrical recording instruments and their accessories.

STANDARD published on 28.2.1975

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The information about the standard:

Designation standards: BS 90:1975
Publication date standards: 28.2.1975
The number of pages: 50
Approximate weight : 150 g (0.33 lbs)
Country: British technical standard
Category: Technical standards BS

Annotation of standard text BS 90:1975 :

Defines and classifies accuracy classes, methods of determining intrinsic error and variations for measured quantity and time-keeping, lists influence quantities, electrical and mechanical requirements, marking requirements and symbols. Concept used and effect of friction between marking device and chart explained in appendices. Status: Confirmed