... consumption flow meters 1.Low consumption power 2.Highly intelligentized 3.Small volume fuel consumption flow metersFeature:1.Positive/negative/net flow or heat totaliser ... one channel, can be used for flow/heat transmitterOCT output: two channels, can be used for flow /heat switchCurrent input: 4-20mA, three ... ,oil,chemicals,beverage&food processors etc. Ultrasonic Fuel Consumption Flow Meters