Control system for central heating

Details Control system for central heating Control system for central heating

1978-11-21

1981-05-05

Wayner, William E.

Automatic temperature and humidity regulation

Motors

Relay

251 11, G05D 1500

Patent

active

042653967

ABSTRACT:
A control system for central heating is disclosed which varies the flow rate of the heating medium as a function of remotely sensed outdoor temperature. A power transistor, which is part of the electronic control circuit, also functions as a heat source for a measuring bulb which controls the position of a flow rate control valve.

REFERENCES:
patent: 3860169 (1975-01-01), Norman
patent: 3962559 (1976-06-01), Drda et al.

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