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  4. Standard "BS 90:1975"
Standard BS 90:1975 28.2.1975 preview

BS 90:1975

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



STANDARD published on 28.2.1975


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AvailabilityIN STOCK
Price394.90 USD excl. VAT
394.90 USD

The information about the standard:

Designation standards: BS 90:1975
Publication date standards: 28.2.1975
SKU: NS-78724
The number of pages: 50
Approximate weight : 150 g (0.33 lbs)
Country: British technical standard
Category: Technical standards BS

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The category - similar standards:

Measurement of electrical and magnetic quantities

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

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