Standard

IEC 60955:1989 ED1

Jul 1989 Replaced

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Language English/French

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Amendment 1 - Process data highway, Type C (PROWAY C), for distributed process control systems Replaced IEC 60955:1989/AMD1:1992 ED1 Amendment from Publication date: May 1992 Pages: 7 Language: English/French Services: Online, Online + Pdf

Abstract

Specifies those elements which are required for compatible interconnection of stations by way of a Local Area Network (LAN) using the Token Bus access method in an industrial environment. These elements include: the electrical and physical characteristics of the transmission medium; the electrical transmission signalling method used by the Physical protocol; the services and signals provided at interfaces between the Physical and Media Access Control entities; the frame formats transmitted; the Token Bus Media Access protocol; the services provided at the conceptual interface between the Medium Access Control (MAC) sublayer and the PROWAY Link Control (PLC) sublayer above it; the PROWAY Link Control (PLC) protocol; the services provided at the conceptual interface between the User of PROWAY and the PROWAY Link Control (PLC) sublayer; the Management of PROWAY stations.

Products specifications

Standard from IEC
Published: July 31 1989
Withdrawn: August 31 2007
Edition: 1
Document type: IS
Pages
ISBN: 283181653X

Publisher: IEC
Distributor: IEC
ICS: 25.040.40
ICS: 35.200
International TC: TC 65/SC 65C

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Partially replaced by: IEC 61784-1:2007 ED2
Partially replaced by: IEC 61784-2:2007 ED1
Partially replaced by: IEC TR 61158-1:2007 ED2

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Version history Related Corrigenda and Amendments (1)

IEC 60955:1989/AMD1:1992 ED1

Abstract

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