Norm-Entwurf
OEVE/OENORM EN 60839-7-12
OEVE/OENORM EN 60839-7-12
Alarm systems - Part 7-12: Message formats and protocols for serial data interfaces in alarm transmission systems - PTT interfaces for dedicated communications channels using CCITT V23 signalling (IEC 79/183/CDV)
Titel (englisch)
Alarm systems - Part 7-12: Message formats and protocols for serial data interfaces in alarm transmission systems - PTT interfaces for dedicated communications channels using CCITT V23 signalling (IEC 79/183/CDV)