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IEC 60839-7-12:2001

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Status: Valid

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Standard Monitoring

ICS Group: 13.320 Alarm and warning systems
Directives: None
Related Documents: None
Superseded Documents: None
Superseding Documents: None
Base Documents: 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

Description:

Specifies the requirements for standard interfacesetween the alarm system transceivers and transmission network whereoth form part of a dedicated channel alarm transmission system as defined in IEC 60839-5-4.

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