The Portaflow range brings simplicity to the non-invasive measurement of liquid flow. PF440IP offers the user quick and accurate flow measurement with its easy to follow menu and simple set up. Results can be achieved within minutes of opening the case! Compact, rugged and reliable with an IP67 case and IP68 rated transducers, the PF440IP has been designed to provide sustained performance in hostile industrial environments including demanding external flow and submerged transducer applications for sustained periods of up to 4 months with 1 hour interval logging.