BS 7369:1991

Specification for multi-frequency tone signalling protocol for social alarm systems

BSI Group , 02/28/1991

Publisher: BS

File Format: PDF

$95.00$190.00

Description

Transfer of information and controls within a social alarm system by means of multi-frequency tone signals passing between a local unit and an alarm receiving station via the public switched telephone network.Cross References:BS 6305BS 6789:Section 6BS 6804

Published: 02/28/1991

Pages: 16

File Size: 1 file , 480 KB

ISBN: 058018997X

Language: English

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