Thank you Firava.
But I don't think the frequency drive will help me. I want to test the performance of the pump I assemble.Wether it gives the required flow under a certain pressure.
Thanks
I want to make a testing system to test a high pressure water pumps. I need to know how much is the flow in a certain pressure. I bought a flow meter to measure the flow but I couldn't simulate the pressure I need. I DON'T know if there is a kind of valve that can increase the pressure to make...