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IEEE - P260.1/D21

Draft Standard for Letter Symbols for Measurement Units (SI and Other Common Units)

pending
Organization: IEEE
Publication Date: 1 November 2023
Status: pending
Page Count: 32
scope:

This standard covers letter symbols for SI and other common measurement units. The symbols given in this standard are intended for all applications, including use in text and equations; in graphs and diagrams; and on panels, labels, and nameplates.

Purpose

This standard provides a basic reference for letter symbols and corresponding units for SI and other common measurement units. It is intended to be used by producers of technical documents and for the interpretation of such documents.

Document History

P260.1/D21
November 1, 2023
Draft Standard for Letter Symbols for Measurement Units (SI and Other Common Units)
This standard covers letter symbols for SI and other common measurement units. The symbols given in this standard are intended for all applications, including use in text and equations; in graphs and...
IEEE 260.1
March 25, 2004
Letter Symbols for Units of Measurement (SI Units, Customary Inch-Pound Units, and Certain Other Units)
This standard covers letter symbols 1 for units of measurement. It does not include abbreviations for technical terms, nor does it cover symbols for physical quantities. 2 The symbols given in this...
IEEE 260.1
March 25, 2004
Standard Letter Symbols for Units of Measurement (SI Units, Customary Inch-Pound Units, and Certain Other Units)
Foreword This standard supersedes ANSI/IEEE Std 260.1-1993 in accordance with IEEE’s policy of periodic standards review and update. Since the 1993 standard was approved, significant changes have...
IEEE 260.1
January 1, 1993
American National Standard Letter Symbols for Units of Measurement (SI Units, Customary Inch-Pound Units, and Certain Other Units)
This standard covers letter symbols(Footnote 1) for units of measurement. It does not include abbreviations for technical terms, nor does it cover symbols for physical quantities.(Footnote 2) The...
IEEE 260
January 1, 1978
STANDARD LETTER SYMBOLS FOR UNITS OF MEASUREMENT (SI UNITS, CUSTOMARY INCH-POUND UNITS, AND CERTAIN OTHER UNITS (R 1991)
A description is not available for this item.

References

This document references:
ASTM SI10 - American National Standard for Use of the International System of Units (SI): The Modern Metric System
Published by ASTM on September 22, 2016
This document is the primary American National Standard on application of the metric system. It emphasizes use of the International System of Units (SI), which is the modern, internationally accepted...
This document references:
IEEE 1541 - Trial-Use Standard for Prefixes for Binary Multiples
Published by IEEE on December 11, 2002
Foreword Modern computers use binary logic for computation and addressing, and binary logic inevitably leads to addresses expressed in binary arithmetic. The size of such an address space is...
This document references:
IEEE 260.3 - American National Standard Mathematical Signs and Symbols for Use in Physical Sciences and Technology
Published by IEEE on January 1, 1993
Foreword This Standard is a revision of ANSI Y10.20-1975, the original edition of Mathematical Signs and Symbols for Use in Physical Sciences and Technology. The purpose of this second edition is...
This document references:
IEEE 280 - Standard Letter Symbols for Quantities Used in Electrical Science and Electrical Engineering
Published by IEEE on January 1, 1985
Foreword This standard was developed from three separate standards, ASA Z10.5-1949, Letter Symbols for Electrical Quantities, ASA Y10.9-1953, Letter Symbols for Radio, and 57IRE21S1, Letter Symbols...
This document references:
IEEE SI 10 - American National Standard for Metric Practice
Published by IEEE on September 22, 2016
This document is the primary American National Standard on application of the metric system. It emphasizes use of the International System of Units (SI), which is the modern, internationally accepted...
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