ASME Y14.40.1:2002 pdf download GRAPHICAL SYMBOLS FOR DIAGRAMS, PART 1: GENERAL INFORMATION AND INDEXES
SCOPE
This Standard serves as an introduction to all the otherparts. In particular, it gives information on the creationand use of registration numbers for identifying graphicalsymbols used in diagrams, rules for the presentationand application of these symbols, and examples of theiluse and application. It includes two indexes: an alphabetic index and an index of reeistration numbers, bothconcerned uniquely with ASME Y14.402 to ASMFY14.40.12, and an index of cross-references to relateditems found in other International Standards.
For the fundamental rules of creation and applicationof graphical symbols in diagrams, see ASME Y14.40.0.
2 REFERENCE
The foilowing reference contains provisions thattlurough reference in this text, constitute provisions ofthis Standard. The latest edition shall apply.
ASME Y14.40.0, Basic Rules for the Design of GraphicalSymbols for Use in the Technical Documentation ofProducts
Publisher: The American Society of Mechanical Engi-necrs(ASME International), Three Park Avenuc, NewYork,NY 10016: Order Department: 22 Law Drive,Box 23(N)，Fairfield，N] (70(7
3 TERMS AND DEFINITIONS
For the purposes of this Standard, the following termsand definitions apply
31
function: activity proper to anything, mode of action bywhich it fulfills its purpose.
EXAMPLE: to measure, to control, to indicate
3,2
product: thing produced by nafural process or manufac-ture; result.
EXAMPLE: an element, a component or a device
3.3
comtponent: constituent part of equipment that cannot bephysically divided into smalier paris without iosing itscharacter.
3.4
device: assembly of components to perform a requiredfunction.
EXAPLE: an actuating device, a centrifuge
35
clcnient: part of a component.
EXAMPLE: a flter element in a filter, a contact in an electromechanicai relay.
36
gruphicul symbol:; visually perceptible figure used totransmit information independently of language.
3,7
terminal line: line of a graphical symbol ending at a con-nect node.
NOTE: A conect node is a localion on a graphical symbulintended for connection.
3.8
conmecting line: graphical symbol representing a functional connection, a mechanical link, a pipeline, a duct.or an electric connectior.
ARRANGEMENT OF THE ASME Y14.40 SERIESOF STANDARDS
4.1 Domains of Application
The ASME Y14.4) series of standards consists of anumber of separate standards (parts) covering graphicalsymbols for use in most technical fields.
4.2 Subdivision of Parts
Each Standard in this series is divided into sectionsthat each deal with graphical symbols for a particulargroup of generic products or functions. When appropriate, paragraphs are given subparagraphs, as followsusing the example of para. 7 from IS0 14617-2:
ASME Y14.40.1:2002 pdf download
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