Principle and performance characteristics of water meter verification device by weighing method 2022-03-04
The gravimetric water meter verification device has been used for several years. With the gradual improvement of technology, the superiority of the ultrasonic water meter has gradually emerged. Then, let's understand the principle and performance characteristics of the gravimetric water meter verification device. !The working principle of the gravimetric water meter verification device: The ultrasonic water meter that uses the ultrasonic beam to propagate in the liquid, with the flow of the liquid, the forward and reverse propagation time changes slightly, and the change of the propagation time is proportional to the flow velocity. When the structural parameters of the sensor are determined, as long as the propagation time of the sound wave in the fluid is measured, the performance characteristics of the flow value weighing method water meter verification device can be obtained: 1. The battery is easy to replace, with a replaceable battery structure design, and the market is easy to maintain ; 2. Using a high-precision time measurement chip, temperature changes have minimal impact on ultrasonic water meter measurement; 3. Using micro-power circuit design technology, it has ultra-long time
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