IEC 60839-7-20/FRAGF 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

General information

30.97 End of interruption of work - split/merged   Nov 21, 2001

IEC

TC 79 Alarm and electronic security systems

International Standard

Life cycle

NOW

ABANDON
IEC 60839-7-20/FRAGF ED1
30.97 End of interruption of work - split/merged
Nov 21, 2001