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GB/T 18657.5-2002 English PDF

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GB/T 18657.5-2002: Telecontrol equipment and systems -- Part 5: Transmission protocols -- Section 5: Basic application functions
Status: Valid
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 18657.5-2002English804 Add to Cart 4 days [Need to translate] Telecontrol equipment and systems -- Part 5: Transmission protocols -- Section 5: Basic application functions Valid GB/T 18657.5-2002

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Basic data

Standard ID GB/T 18657.5-2002 (GB/T18657.5-2002)
Description (Translated English) Telecontrol equipment and systems. Part 5: Transmission protocols. Section 5: Basic application functions
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard F21
Classification of International Standard 33.200
Word Count Estimation 31,321
Date of Issue 2002-02-22
Date of Implementation 2002-08-01
Adopted Standard IEC 60870-5-5-1995, IDT
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China
Summary This standard applies to the bit-serial data transmission Telecontrol equipment and systems used for geographically widely distributed process monitoring and control. This standard defines the remote system to achieve the standard procedure for the basic application functions, namely open communication system ISO reference model of the seventh layer (application layer), the use of the service application layer standard application process. This standard is the detailed provisions of the respective specific telecontrol tasks supporting the standard one basic standards. Each supporting standard features make specific provisions can choose. This standard does not yet support for the development of remote and very necessary basic standard applications, supporting standards should be specified. Only in supporting the standards set forth in order to make compatible remote devices interoperate. GB/T 18657. 3 defines a standard adopted by the application service data units (ASDUs) general knot dig. This standard and GB/T 18657 the first one of four compatible.

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