BS ISO IEC 15420 pdf – Information technology — Automatic identification and data capture techniques — EAN/UPC bar code symbology specification
BS ISO IEC 15420 pdf – Information technology — Automatic identification and data capture techniques — EAN/UPC bar code symbology specification 1Scope This International Standard specifies the requirements for the bar code symbology known as EANUPC. Itspecifies EAN/UPC symbology characteristics, data character encodation, dimensions, tolerances, decodingalgorithms and parameters to be defined by applications. It specifies the Symbology ldentifier prefix stringsfor...
BS ISO IEC 15946-5 pdf – Information technology — Security techniques — Crytographic technique based on elliptic curves Part 5: Elliptic curve generation
BS ISO IEC 15946-5 pdf – Information technology — Security techniques — Crytographic technique based on elliptic curves Part 5: Elliptic curve generation Set n = n/l and r = rl. ⎯ If n < n min then output ―not nearly prime‖ and stop. 3) Next l. c) Test n for primality. d) If n is prime then output r...
BS ISO IEC 15963 pdf – Information technology — Radio frequency identification for item management — Unique identification for RF tags
BS ISO IEC 15963 pdf – Information technology — Radio frequency identification for item management — Unique identification for RF tags 5 Unique identifiers There are several types of identifiers associated with an RF tag. The most basic form is a chip ID (CID), which is assigned by the integrated circuit (I.C.) manufacturer to a specific semiconductor device at the...
BS ISO IEC 18000-1 pdf – Information technology — Radio frequency identification for item management Part 1: Reference architecture and definition of parameters to be standardized
BS ISO IEC 18000-1 pdf – Information technology — Radio frequency identification for item management Part 1: Reference architecture and definition of parameters to be standardized The communication starts with the master A downloading a message to the slave Az, referring to a list ofpredetermined contexts defined by (Protocol, Encoding, Applications) triplets. The slave, if prepared to handleany of these,...
BS ISO IEC 19762-2 pdf – Information technology — Automatic identification and data capture (AIDC) techniques — Harmonized vocabulary
BS ISO IEC 19762-2 pdf – Information technology — Automatic identification and data capture (AIDC) techniques — Harmonized vocabulary 1 Scope This part of ISO/IEC 19762 provides terms and definitions unique to optically readable media (ORM) in the area of automatic identification and data capture techniques. This glossary of terms enables the communication between non-specialist users and specialists in ORM...
DD IEC PAS 62443-3 pdf – Security for industrial process measurement and control — Part 3: Network and system security
DD IEC PAS 62443-3 pdf – Security for industrial process measurement and control — Part 3: Network and system security 4 Introduction and compliance Use of IT security methods and standards have become common place in the office environment in the form of the ubiquitous code of practice for information security management (ISO/IEC 27002, previously known as ISO/IEC 1 7799),...
DD IEC PAS 62596 pdf – Electrotechnical products – Determination of restricted substances – Sampling procedure – Guidelines
DD IEC PAS 62596 pdf – Electrotechnical products – Determination of restricted substances – Sampling procedure – Guidelines 4. Applicable exemptions: Some types of electrotechnical products are exempt from restricted substances requirements. These exemptions may be based on different rationales including the scope of the restrictions (e.g. for military purposes), the application of the material (e.g high melting temperature solder),...
DD IEC PAS 62633 pdf – Industrial communication networks – Profiles – Additional Fieldbus profiles for real-time networks based on ISO/IEC 8802-3 – SNpTYPE
DD IEC PAS 62633 pdf – Industrial communication networks – Profiles – Additional Fieldbus profiles for real-time networks based on ISO/IEC 8802-3 – SNpTYPE 1 Scope This Clause is identical in form and content for all CPFs to that of lEC 61784-2:2007. 2Normative references The following referenced documents are indispensable for the application of this document.For dated references,only the edition...
EN IEC 60276 pdf – Carbon brushes, brush holders, commutators and slip-rings – Definitions and nomenclature (IEC 60276:2018)
EN IEC 60276 pdf – Carbon brushes, brush holders, commutators and slip-rings – Definitions and nomenclature (IEC 60276:2018) 1 Scope This document applies to carbon brushes for electrical machinery.For the present, it appliesonly to carbon brushes for commutators and slip-rings in rotating machines. Terms and definitions are relative to the brush construction (references 100’s to 500’s andparts of 900’s) and...
IEC 60068-2-11 pdf – Environmental testing – Part 2-11: Tests – Test Ka: Salt mist
IEC 60068-2-11 pdf – Environmental testing – Part 2-11: Tests – Test Ka: Salt mist 1 Scope This part of lEC 60068 specifies a test method for assessing the corrosion resistance ofelectrotechnical products components, equipment and materials in a salt mist environment. lts objective is to verify that the comparative quality of a metallic material,with or withoutcorrosion protection, is maintained...