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BSI - BS ISO 4903

Information Technology - Data Communication - 15-Pole DTE/DCE Interface Connector and Contact Number Assignments

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Organization: BSI
Publication Date: 31 December 1990
Status: active
Page Count: 28
ICS Code (Interface and interconnection equipment): 35.200

Document History

BS ISO 4903
December 31, 1990
Information Technology - Data Communication - 15-Pole DTE/DCE Interface Connector and Contact Number Assignments
A description is not available for this item.

References

This document references:
X.27 - Electrical Characteristics for Balanced Double-Current Interchange Circuits for General Use with Integrated Circuits Equipment in the Field of Data Communications - Data Communications Networks: Services and Facilities, Interchange (Study Group VII) 1 pp
Published by ITU-T on January 1, 1989
A description is not available for this item.
This document references:
BS ISO 2110 - Information technology - Data communication - 25-pole DTE/DCE interface connector and contact number assignments
Published by BSI on January 31, 1991
For interface between data terminal equipment (DTE) and data circuit-terminating equipment (DCE) or parallel automatic calling equipment (ACE).
This document references:
ITU-T V.28 - Electrical Characteristics for Unbalanced Double-Current Interchange Circuits
Published by ITU-T on March 1, 1993
A description is not available for this item.
This document references:
ITU-T X.22 - MULTIPLEX DTE/DCE INTERFACE FOR USER CLASSES 3-6
Published by ITU-T on November 1, 1988
This Recommendation defines the interface between a DTE and a multiplex DCE, operating at 48 000 bit/s and multiplexing a number of Recommendation X.21 subscriber channels employing synchronous...
This document references:
BS ISO 261 - ISO general purpose metric screw threads - General plan
Published by BSI on April 15, 1999
A description is not available for this item.
This document is referenced by:
BS EN 60870-6-2 - Telecontrol Equipment and Systems Part 6: Telecontrol Protocols Compatible with ISO Standards and ITU-T Recommendations Section 2: Use of Basic Standards (OSI Layers 1-4)
Published by BSI on August 15, 1996
A description is not available for this item.
This document is referenced by:
BS DD ENV 1805-2 - Data Communication for HVAC Application Management Net Part 2: System Neutral Data Transmission by Open Communication for Building Automation (FND)
Published by BSI on April 15, 1996
A description is not available for this item.
This document is referenced by:
BS ISO 4902 - Information Technology - Data Communication - 37 Pole DTE/DCE Interface Connector and Contact Number Assignments
Published by BSI on December 31, 1990
For interface between data terminal equipment (DTE) and data circuit-terminating equipment (DCE).
This document is referenced by:
BS ISO/IEC 8481 - Information Technology - Telecommunications and Information Exchange between Systems - DTE to DTE Direct Connections
Published by BSI on June 15, 1997
A description is not available for this item.
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