IEC 60839-7-20:2001
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Alarm systems - Part 7-20: Message formats and protocols for serial data interfaces in alarm transmission systems - Terminal interfaces employing ITU-T Recommendation V.24/V.28 signalling
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
14-10-2022
English, English - French
09-03-2001
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FOREWORD
1 Scope
2 Normative references
3 Definitions
4 Abbreviations
5 Layer 7 - Application functions
6 Layer 4 - Transport
7 Layer 2 - Data link
7.1 Configuration
7.2 Transmission system failure
7.3 Unsuccessful transmission
7.4 Connection integrity
8 Layer 1 - Physical
8.1 Transmitted octets
8.2 Signal levels
8.3 Transmission rate
Specifies the requirements for standard interfaces between the terminal transceiver of an alarm transmission system and the annunciation equipment. Employs signalling in accordance with ITU-T Recommendation V.24/V.28.
| Committee |
TC 79
|
| DevelopmentNote |
Stability Date: 2017. (09/2017)
|
| DocumentType |
Standard
|
| Pages |
6
|
| PublisherName |
International Electrotechnical Committee
|
| Status |
Withdrawn
|
| IEC 60839-7-1:2001 | Alarm systems - Part 7-1: Message formats and protocols for serial data interfaces in alarm transmission systems - General |
| IEC 60839-7-2:2001 | Alarm systems - Part 7-2: Message formats and protocols for serial data interfaces in alarm transmission systems - Common application layer protocol |
| IEC 60839-7-3:2001 | Alarm systems - Part 7-3: Message formats and protocols for serial data interfaces in alarm transmission systems - Common data link layer protocol |
| IEC 60839-7-1:2001 | Alarm systems - Part 7-1: Message formats and protocols for serial data interfaces in alarm transmission systems - General |
| IEC 60839-7-4:2001 | Alarm systems - Part 7-4: Message formats and protocols for serial data interfaces in alarm transmission systems - Common transport layer protocol |
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