Heat treating oven

121

01:40:15

Heat treating oven. 120VAC 18A 2000W, designed for a 20A circuit. Two power switches, one for the elements and one for the pid controller(represented by a SPST), each with an indicator LED. The third switch represents the “door open” switch with relay and indicator LED. A final LED indicates when the coils are powered, showing heating cycles. 
Note: main set to 170v peak=120v RMS

published 2 years ago

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