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IEC 60839-7-12:2001 ED1

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 IEC 60839-7-12:2001 ED1

Publication date:   Mar 9, 2001

95.99   Withdrawal of Standard   Oct 14, 2022

General information

95.99   Withdrawal of Standard   Oct 14, 2022

IEC

TC 79

International Standard

13.320   Alarm and warning systems

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Scope

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.

Life cycle

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IEC 60839-7-12:2001 ED1
95.99 Withdrawal of Standard
Oct 14, 2022




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