The dropController circuit has three voltages; 24v/12v, 8v/9v, and 5v. The 24v/12v powers the valves, the 8/9v powers the Arduino, and the 5v powers the Bluetooth module, the mosfets, and the ...

PC817 Adapter Module Optocoupler with Arduino PC817 4 Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Product Introduction: 1.Driving Port Signal Voltage:3.6-24V 2.Output ...

4. PWM Signal Generation Unit In the final step, a PWM pulse is given to the TRIAC as per the speed requirements, which in turn varies the ON/OFF timing of the AC signal and provides a variable output ...