Temperature indicating control apparatus having data storing function

Claim 1

A temperature indicating control apparatus for indicating and controlling the temperatures of a plurality of positions of a device, comprising: a setting device for setting set data required for controlling the temperatures of the plurality of positions; a plurality of indicators for selectively indicating plural groups of the set data or detected values of the temperatures of the plurality of positions, each of said plurality of indicators being of a plural digit type, and being accompanied by an increment switch and a decrement switch both operable as the setting device, a calculating device for calculating control values for controlling temperatures of the plurality of positions based on the set data and the detected values; an input and output device for receiving said detected values from outside sensors and delivering said control values to outside control elements; a function selecting device for selecting a LOCAL operation and a REMOTE operation; and a data memory for storing said plural groups of set data required for controlling the temperatures of the plurality of positions; a current memory for storing set data which is currently used for controlling temperatures of the plurality of positions; and means for controlling the indication of said plurality of indicators and the transfer of the set data between said data memory and said current memory in accordance with the operating results of said function selecting means, wherein said function selecting means comprises LOCAL, REMOTE, MONITOR, SET, STORE and LOAD operation selecting keys, said function selecting means comprises keys which designate a code number of functions of LOCAL, REMOTE, MONITOR, SET, STORE and LOAD, and said function selecting means are constructed such that when the REMOTE key is operated, the MONITOR, SET, STORE and LOAD keys are made inoperative and said current memory is controlled by an outside computer and the like, while when the LOCAL key is operated, any one of the aforementioned keys is made operable.