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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


Standard By:International Electrotechnical Commission , 03/09/2001
Published:03/09/2001
Pages:13
File Size:1 file , 320 KB
Language:English, French
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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