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Honeywell electronic thermostat in a store. Heating and cooling losses from a building (or any other container) become greater as the difference in temperature increases. A programmable thermostat allows reduction of these losses by allowing the temperature difference to be reduced at times when the reduced amount of heating or cooling would not be objectionable.
A thermostat exerts control by switching heating or cooling devices on or off, or by regulating the flow of a heat transfer fluid as needed, to maintain the correct temperature. A thermostat can often be the main control unit for a heating or cooling system, in applications ranging from ambient air control to automotive coolant control.
Emerson Electric Co. is an American multinational corporation headquartered in St. Louis, Missouri. [ 2 ] [ 3 ] [ 4 ] The Fortune 500 company delivers a range of engineering services, manufactures industrial automation equipment, climate control systems, and precision measurement instruments, and provides software engineering solutions for ...
Ralph Waldo Emerson (May 25, 1803 – April 27, 1882), [2] who went by his middle name Waldo, [3] was an American essayist, lecturer, philosopher, minister, abolitionist, and poet who led the Transcendentalist movement of the mid-19th century.