Coming soon is my workings with the control system for a solenoid flow control. There have been some hurdles in regards to finding a way for arduino to reset itself. Thankfully, digging through endless forums has provided so results, thanks to Joe Saavadra.
The images below show the circuit created for controlling two 12VDC solenoid valves for my water cycling system.
The Test Circuit – a combination of darlington Transistors (TIP120’s) and N4004 Diodes