Prosonic M FMU40 is an ultrasonic level transmitter with an integrated temperature sensor for measurement compensation and HART communication, suited for versatile mounting on tanks, agitators, belts, and open channels. Size: Thread G1-1/2" / NPT1-1/2" (common) Application: Storage tanks, agitators, stockpiles, conveyor belts, open channel flow Measuring Principle: Ultrasonic (Time-of-Flight), integrated temperature sensor, HART Measuring Range: Up to 5 m liquids / 2 m solids Accuracy: ±2 mm or 0.2% of range Material: PVDF sensor face, EPDM seal Key Features: Integrated temperature sensor for accurate measurement compensation HART communication for easy integration Versatile mounting for tanks, belts, and open channels