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BS 90:1975 (R2016)
Specification for direct-acting electrical recording instruments and their accessories partTitleEN sectionTitleENMore info
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.
| Author | BSI |
|---|---|
| Editor | BSI |
| Document type | Standard |
| Format | File |
| Confirmation date | 2016-06-01 |
| EAN ISBN | 0 580 08279 2 |
| ICS | 17.220.20 : Measurement of electrical and magnetic quantities |
| Number of pages | 50 |
| Cross references | IEC 60258 |
| Year | 1970 |
| Country | United Kingdom |
| Keyword | BS 90 ; BS90 |