Stack Exchange network consists of 178 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Engineering Stack Exchange is a question and answer site for professionals and students of engineering. It only takes a minute to sign up.
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
I'd like a simple explanation of the function of by pass,
here is an image of the project am working on and if it can help clarify.
“By-pass” generally means to take an alternative path or route around something, so could be a village or a valve or a flow meter.
Sometimes meters have a by-pass arrangement with 3 valves so that they can be replaced without stopping the flow.