IEC 60839-7-11:2001 

Alarm systems - Part 7-11: Message formats and protocols for serial data interfaces in alarm transmission systems - Serial protocol for use by digital communicator systems using ITU-T Recommandation V.23 signalling at interfaces with the PSTN


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Specifies the requirements for standard interfaces between the Public Switched Telephone Network (PSTN) and alarm system transceivers. Specifies a 1 200 baud interface using ITU-T Recommendation V.23.

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Additional information

Publication typeInternational Standard
Publication date2001-03-09
Available language(s)English, English/French
TC/SCTC 79 - Alarm and electronic security systemsrss
ICS13.320 - Alarm and warning systems
Stability date  2020
File size931 KB

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