Siemens 7ME3950-5GK01

Ultrasonic transit time Sensor Clamp-On, High Precision, Size B1H, paired, dedicated, Ex Zone 0,1,2, Class 1, Div 1,2, for steel pipe, Liquid/Gas, Pipe wall thickness from 2,0 - 3,0 mm (0.08 - 0.12 in), Best Temperature