... 1,Large water meter 2,Magnetic 3,High quality Performance features:1. Adopting forging process for the pipeline.2. Ultrasonic channel have no ... MSP430 single chip machine.6. Adopting German ACAM company special ultrasonic test chip, more accuracy.7. Convenience installation, horizontal or ... system, M-bus remote system).9. Using with heat meter or remote-control valve have the function of IC card ...