The IRU-2420 is a versatile ultrasonic level sensor with a measuring range of one to 25 feet. It features a 2" NPT fitting and 4-20 mA output that can be used to relay a signal to the internet. It is highly accurate to ±0.25% of detected range. IRU-2420 ultrasonic sensors are suitable for hazardous locations and are classified under CSA Class 1, Div. 2, Groups A, B, C, & D.