IEC 60839-7-20 Ed. 1.0 b:2001

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

International Electrotechnical Commission, 03/09/2001

Publisher: IEC

File Format: PDF

$12.00$25.00

Description

Published:09/03/2001

Pages:13

File Size:1 file , 320 KB

Note:This product is unavailable in Ukraine, Russia, Belarus

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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