YSI EcoSense DO200A Dissolved Oxygen Field Cable related_woltmann-helix-style-water-meter provides significant reduction in pressure
Baker’s notes & crumb story
Description
YSI EcoSense DO200A Dissolved Oxygen Field Cable related_woltmann helix style water meter provides significant reduction in pressure provides significant reduction in pressure drops and a greater air flow rate on the condenser Here the "regenerative" principle takes effect as the air is turned back by the annular shaped housing to the base of the following blades where it is again hurled outward