BS ISO 4903:1989
Current
The latest, up-to-date edition.
Information technology. Data communication. 15-pole DTE/DCE interface connector and contact number assignments
Hardcopy , PDF
English
12-31-1990
Important note : All end users must be registered with an Account prior to user licenses being assigned.Gives 15 pole connector and assignment of contact numbers at interface between data terminal equipment (DTE) and data circuit terminating equipment (DCE) where CCITT Recommendations X.24, X.26, and X.27 are applicable. Also provides dimensions of connector housing and recommended ways of providing a locking device (latching block) and connector shielding.
| Committee |
IST/6
|
| DevelopmentNote |
Supersedes 90/61224 DC and BS 6623-3(1986). (07/2005)
|
| DocumentType |
Standard
|
| Pages |
28
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| ISO 4903:1989 | Identical |
| ENV 1805-2 : DRAFT 1995 | DATA COMMUNICATION FOR HVAC APPLICATION MANAGEMENT NET - SYSTEM NEUTRAL DATA TRANSMISSION BY OPEN COMMUNICATION FOR BUILDING AUTOMATION (FND) |
| DD ENV 1805-2:1996 | Data communication for HVAC Application Management Net System neutral data transmission by open communication for building automation (FND) |
| BS EN 60870-6-2:1996 | Telecontrol equipment and systems. Telecontrol protocols compatible with ISO standards and ITU-T recommendations Use of basic standards (OSI layers 1-4) |
| ISO 261:1998 | ISO general purpose metric screw threads — General plan |
| IEC 60050-581:2008 | International Electrotechnical Vocabulary (IEV) - Part 581: Electromechanical components for electronic equipment |
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