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Main page>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
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sklademVydáno: 2001-03-09
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

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

Systèmes d'alarme - Partie 7-12: Formats de message et protocoles pour les interfaces de données série dans les systèmes de transmission d'alarme - Interfaces PTT pour les voies de communication dédiées utilisant la recommandation UIT-T V.23 pour la signalisation

CURRENCY
23.68 €
Označení normy:IEC 60839-7-12:2001
Vydáno:2001-03-09
Jazyk:Anglicky/Francouzsky
DESCRIPTION

IEC 60839-7-12:2001

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.

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