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IEC 60839-7-20:2001 ED1

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

Mar 9, 2001
95.99 Withdrawal of Standard   Oct 14, 2022

General information

95.99     Oct 14, 2022

IEC

TC 79

International Standard

13.320  

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Scope

Specifies the requirements for standard interfaces between 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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WITHDRAWN
IEC 60839-7-20:2001 ED1
95.99 Withdrawal of Standard
Oct 14, 2022

National adoptions

SSH IEC 60839-7-20:2001  
DPS

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

60.60 Standard published

DPS/KT 6 more