Standard

IEC 61158-5-21:2019 ED2

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Existing or new amendments and versions must be purchased separately.

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Abstract

IEC 61158-5-21:2019 specifies the structure and services of the type 21 IEC fieldbus Application Layer, in conformance with the OSI Basic Reference Model (ISO/IEC 7498) and the OSI Application Layer Structure (ISO/IEC 9545). This second edition cancels and replaces the first edition published in 2010. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: •added Write and Read service; •miscellaneous editorial corrections.

Products specifications

  • Standard from IEC
  • Published:
  • Edition: 2
  • Document type: IS
  • Pages
  • Publisher: IEC
  • Distributor: IEC
  • ICS: 25.040.40
  • ICS: 35.100.70
  • ICS: 35.110
  • International TC: TC 65/SC 65C

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