Hi expert forumer,
I'm beginner in control automation. I'm need some advice from all of you regarding to this
1) which is best location to place water pressure sensor to control Variable Speed Drive Pump? - refer picture below
2) Which parameter (delta pressure or delta Temperature) to control bypass valve?
Please refer to this picture for more info.
Thank you
http://i279.photobucket.com/albums/k...DewanBesar.png