Siemens Ultrasonic Flow meter is used in wide range of application Like Water Industry, Chemical Industry, Power Industry. Clamp-on & Portable both flow Meter has single & dual channel feature. SITRANS FST 020 is a Standard Model with flow rate accuracy is +/- 1.0 % to 2.0 %. But high precision model SITRANS FUE 1010 are also available with accuracy 0.5 % - 1.0 % of flow. FUG1010 is for Gas application & FUH1010 is for oil application. SITRANS FUS1010 IS 4 Channel Ultrasonic flow meter.