... on sensor 4.OEM/ODM accepted Portable Ultrasonic flow meter Main FeaturesFeaturesDescription High Accuracy measuringAccuracy: ±1%, linearity ... 12 hours of continuous operationLarge LCD displayDisplay instantaneous flow, accumulated flow (positive, negative and net), velocity, working ... digit totalizer for net, positive and negative flow respectivelyLiquid TypesAny single uniform liquid which can ...