IEC 60839-7-12:2001
Alarm systems - Part 7-12: Message formats and protocols for serial data interfaces in alarm transmission systems - PTT interfaces for dedicated communications channels using ITU-T Recommendation V.23 signalling
OVERVIEW
Specifies the requirements for standard interfaces between the alarm system transceivers and transmission network where both form part of a dedicated channel alarm transmission system as defined in IEC 60839-5-4.
COMMENTS
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PRODUCT DETAILS
| Status | Withdrawn - 05 Jan 2024 |
|---|---|
| Edition | 2001 |
| No. of Pages | 13 |
| ICS Classification | 13.320 Alarm and warning systems |
| Committee | TC 79 |
| Available for Purchase | For sale in Singapore only |
| Adoption | IEC |