Fire and security system with multi detector-occupancy-temperatu

Details Fire and security system with multi detector-occupancy-temperatu Fire and security system with multi detector-occupancy-temperatu

1984-12-24

1987-08-18

Gruber, Felix D.

Boots, shoes, and leggings

34082507, 340506, 340514, 364138, 364580, G06F 1574, G08B 1710, G08B 2900

Patent

active

046881832

ABSTRACT:
A fire and security system includes a hierarchical architecture with a central control processor monitoring each of a plurality of multi detector-occupancy-temperature-smoke (MDOTS) sensors mounted in each of the monitored spaces of the building, the MDOTS sensors connected in multi drop fashion in sensor loop networks which are connected to one of a plurality of master controls, each master control monitoring the sensor outputs from one or more sensor loops and reporting the alarm status of any one sensor to the central.

REFERENCES:
patent: 4249166 (1981-02-01), Schultz
patent: 4356475 (1982-10-01), Neumann et al.
patent: 4468655 (1984-08-01), Iwata
patent: 4530045 (1985-07-01), Petroff
patent: 4589081 (1986-05-01), Massa et al.

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