IEC 60839-7-12 Ed. 1.0 b

Description

IEC 60839-7-12 Ed. 1.0 b – Alarm systems – Part 7-12: Message formats and protocols for serial data interfaces in alarm transmission systems – PTT interfaces for dedicated communications channels using ITU-T Recommendation V.23 signalling

Specifies the requirements for standard interfaces between the alarm system transceivers and transmission network where both form part of a dedicated channel alarm transmission system as defined in IEC 60839-5-4.

Product Details

Edition:

1.0

Published:

03/09/2001

Number of Pages:

13

File Size:

1 file , 320 KB

Note:

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