PRE-PROGRAMMED ELECTRONIC PROGRAMMABLE THERMOSTAT

摘要

An electronic programmable thermostat having a plurality of program sets, each comprising a plurality of times and a corresponding plurality of temperatur es is disclosed. To program the thermostat, the user merely selects a program set and the plurality of times and temperatures corresponding to the selected program set is programmed into the thermostat to control the heating and/or cooling systems controlled by the thermostat.