Thanks @RiverCityBrewer that makes sense for the Motorized 2-way valves, but for the pressure sensor (pins: 3(signal), 2(GND), 1(VCC)) I don't imagine this approach would provide any useful output.
Also, I have two proportional valves[not yet wired] (pins: 4(Feedback), 3(Control), 2(GND)...