Based on Microwave Doppler Effect technology, QuantiMass Flow Sensor provides reproducible, non-contact, in-line mass flow measurement of quantities in pneumatic conveying and free-falling processes without use of weigh scales. Unit features sturdy, non-intrusive design that minimizes maintenance. Available with DIN-rail transmitter or local interface controller, sensor is suitable for powders, dust, pellets, and granular up to 0.75 in.