IEEE Std 1101.11-1998 IEEE Standard for Mechanical Rear Plug-in Units Specifications for Microcomputers Using IEEE 1101.1 and IEEE 1101.10 Equipment Practice -Description

Abstract: Additional dimensions that will ensure mechanical interchangeability of subracks and plug-in units based on IEEE P1101.1 (D1.0, 1997)1101.10-1996 and the environmental requirements of 61587-1 and 61587-3(May 1998-Draft) are specified.

Keywords: backplane, compatibility, connector, inline configuration, inspection dimension, plug-in unit, printed board, shroud, subrack

Content

• 1. Overview
• • 1.1 Scope
  • • 1.1.1 Dimensions of printed boards
    • 1.1.2 Dimensions of subracks
    • 1.1.3 Dimensions of backplanes
    • 1.1.4 Choice of connectors
    • 1.1.5 Rear connector shrouds
    • 1.1.6 Front and rear plug-in unit front panel protective ground
  • 1.2 Purpose
• 2. References
• 3. Terminology
• • 3.1 Abbreviations and acronyms
  • 3.2 Special word usage
• 4. General arrangement
• 5. Relationships of front and rear plug-in units
• • 5.1 The in-line configuration, non-EMC and EMC
• 6. Rear mounted plug-in unit printed board (Euroboard) sizes
• • 6.1 Board height
  • 6.2 Board depth
  • 6.3 Rear mounted plug-in unit inspection dimensions
• 7. Connector orientation, pin labeling, and printed board component view
• 8. Subrack rear attachment plane
• 9. Rear backplane mounted plug-in unit fixed connector relationship
• 10. Rear subrack connector (backplane mounted) shroud orientation
• • 10.1 Connector shroud orientation
• 11. Backplane bow and support
• 12. Connector performance
• 13. Connector alignment
• 14. Rear mounted plug-in unit cooling consideration
• 15. Front and rear plug-in unit front panel protective ground (See Figures 10 and 11)
• • 15.1 Mechanical design
  • 15.2 Requirement
  • 15.3 Resistance
  • 15.4 Minimum galvanic compatibility and contact operations
  • 15.5 Pass criteria
• Annex A Inspection Dimensions for Subracks and Associated Plug-in Units in Accordance with IEEE 1101.1, IEEE 1101.10 and IEEE Draft P1101.11 Using the IEC 61076-4-101 Connector Series
• • A.1 General overview
  • • A.1.1 Annex scope
    • A.1.2 Annex purpose
    • A.1.3 Subrack front and rear mounted plug-in units
    • A.1.4 Front mounted plug-in unit inspection dimensions based on IEC 61076-4-101 connectors (2 mm)
    • A.1.5 Rear mounted plug-in unit inspection dimensions based on IEC 61076-4-101 connectors (2 mm)
    • A.1.6 Subrack rear attachment plane
    • A.1.7 Rear backplane mounted plug-in unit fixed connector relationship
    • A.1.8 Connector alignment
• Annex B Bibliography

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