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.

More IEC standard pdf

IEC 60086-2 Ed. 10.1 en:2001

Primary batteries - Part 2: Physical and electrical specifications CONSOLIDATED EDITION

$69.00 $139.00

IEC 60950-1 Ed. 1.0 b:2001

Information technology equipment - Safety - Part 1: General requirements

$120.00 $241.00

IEC 61174 Ed. 2.0 en:2001

Maritime navigation and radiocommunication equipment and systems - Electronic chart display and information system (ECDIS) - Operational and performance requirements, methods of testing and required test results

$130.00 $260.00

IEC 61811-54 Ed. 2.0 en:2002

Electromechanical all-or-nothing relays - Part 54: Blank detail specification - Electromechanical all-or-nothing telecom relays of assessed quality - Two change-over contacts, 15 mm x 7,5 mm base

$115.00 $230.00