The Arduino sampling loop runs incredibly fast. If Proteus lags, open your Alternator properties and uncheck "Simulate behavioral options," or reduce the display refresh frequency of your virtual terminal.
Proteus does not include an official ZMPT101B component, so you model it using standard parts to capture its behavior: zmpt101b library for proteus
This confirms your library works perfectly. The Arduino sampling loop runs incredibly fast
Incorrect wiring in a physical setup can instantly destroy your Arduino or laptop; simulations eliminate this risk. simulations eliminate this risk.