Centralized monitoring method for security system

Details Centralized monitoring method for security system Centralized monitoring method for security system

1985-09-25

1988-04-26

Weldon, Ulysses

Communications: electrical

Continuously variable indicating

With meter reading

3408255, 34082551, 34082512, 340506, 340517, G05B 2302, H04Q 900, G08B 2900

Patent

active

047407875

ABSTRACT:
A centralized monitoring method for fire alarm processing, wherein, with respect only to specially designated ones of plural terminal units at least special data common to the special terminal units is transmitted to a central unit with priority over all other data and irrespective of a predesignated calling sequence. The central unit then responds to the special terminal units with absolute priority.

REFERENCES:
patent: 3323107 (1967-05-01), Vall
patent: 3516063 (1970-06-01), Arkin et al.
patent: 3755782 (1973-08-01), Haas et al.
patent: 3806872 (1974-04-01), Odom
patent: 4525700 (1985-06-01), Kimura et al.
patent: 4538138 (1985-08-01), Harvey et al.
patent: 4546351 (1985-10-01), Nambu
patent: 4586040 (1986-04-01), Akiba et al.

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