... of 12 years of manufacturing ultrasonic flow meter, based on our version-12 and version-15 flow ... cost but of high performance general purpose ultrasonic flow meter. (2) Features1. better than 1% linearity, ... 7. Three types of transducers can be used, clamp-on type, insertion type, flow cell type.8. ... supported by the same time, include MODBUS, Meter-BUS11. Date totalizers that can record as much ...