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Zero-point-switching-temperature-control

2015-03-02 15:11  
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This modulated triac zero-point switching circuit controls heater loads operating from 115 Vac. Circuit operation is best described by splitting the circuit into two parts.
Zero-point-switching-temperature-control

The circuit at right is the zero-point switch; to the left is the proportional controHor the zero-point switch.



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