FSW-420/30 series of thermal flow switches has no moving parts and monitors relative flow rate.
February 18, 2009 - The easy to install, FSW-420/30 series of thermal flow switches has no moving parts and monitors relative flow rate for applications where the actual flow rate is not important. This CE compliant product features automatic scaling and set-point with pushbutton re-scaling. Perfect for industries involving flow and temperature control or alarm and applications involving automation and process cooling.Price starts at $295
