Auto changeover thermostat with means for handling temperature e

Details Auto changeover thermostat with means for handling temperature e Auto changeover thermostat with means for handling temperature e

1983-07-05

1984-05-08

Ostrager, Allen M.

Heat exchange

With alarm, indicator, signal, register, recorder, test or...

Remotely controlled inspection means

236 46R, 364557, F25B 2900

Patent

active

044469136

ABSTRACT:
A thermostat used to control a temperature conditioning system to heat or cool a comfort zone to a heating setpoint and a cooling setpoint. The thermostat is microcomputer based and includes both a digital keypad and display for setpoint entry by an operator. Control means in the thermostat automatically insure that at least a predetermined minimum offset is maintained between the heating and cooling setpoints stored in memory, and the control means are further operative to adjust one of the setpoints if the operator enters a value for the other setpoint that is in error.

REFERENCES:
patent: 2558610 (1951-06-01), Diekhoff
patent: 4200910 (1980-04-01), Hall
patent: 4314665 (1982-02-01), Levine
patent: 4316256 (1982-02-01), Hendricks et al.
patent: 4373351 (1983-02-01), Stamp, Jr. et al.

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