Siemens QBM3020 Differential Pressure Sensor uses a diaphragm sensing element and provides high range pressure measurement with accuracy and an output of 4 to 20 mA. Available with switchable pressure-linear or extracting-the-root characteristic and digital display. With the extracting-the-root characteristic, the pressure measuring range is adjustable.
Applications: Measuring pressure in ventilation, Air conditioning ducts & Pressure supervision in labs, Checks air flows, HVAC, Control fans & Cleanrooms