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IEC 60839-7-20:2001

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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Superseded Documents: None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 60839-7-20:2001

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

Description:

Specifies the requirements for standard interfacesetween the terminal transceiver of an alarm transmission system and the annunciation equipment. Employs signalling in accordance with ITU-T Recommendation V.24/V.28.

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