Noncontact Ultrasonic Level Sensor For Media Type Corrosive Liquid Sticky/Waste Liquid Ultrapure Liquid Antenna Diameter 1 3/8 in Range 117.6 in Connection Size 1 in Connection Type NPT Accuracy +/-0.2 Percent of Range Voltage - Maximum 28V DC Dead Band 4 in Operating Frequency 100 kHz Spatial Resolution 0.019 in Beam Width 2 in Operating Pressure - Maximum 30 psi Media Temperature - Minimum -7 Degrees F Media Temperature - Maximum 140 Degrees F Output Wire Configuration 2-Wire