The DPG51 differential pressure gauge is widely used for measuring the fans or blowers pressure, filter
resistant, wind speed, furnace gas pressure, Orifice pressure difference, bubble level and hydraulic
system pressure. It is also applied to regulate the air-gas combustion ratio and automatic valve or
detecting the breathing, and blood pressure in medical equipment. There are some more applications
like micro-electronics, aviation and space, environmental protection project, biological engineering,
intelligent building, HvAC, food and beverage and precision electronic processing.