3/2 Solenoid valve also known as 3 way solenoid valve or 3 way SOV or 3/2 SOV.
1:- 3/2 solenoid valve have 3 ports. One Input,One output and One Exhaust.
2:- This type SOV use to operate single acting actuator.
3:- One port for Input,One port for output and One port for Exhaust.
4:- Hook up inlet/outlet port from process.