To ensure the measurement accuracy of ultrasonic water meters, the following preventive measures can be taken:

1. Maintain Clean Water Quality:

   Install filters before the water meter to reduce impurities, sediments, and air bubbles in the water.

   Regularly check and clean filters and pipelines to ensure good water quality.

2. Proper Installation Position:

   Avoid installing the water meter in locations prone to air bubble formation, such as high points or sharp bends in the pipeline.

   Ensure the inner walls of the pipeline are smooth, avoiding installation on pipelines with severe deposits or rust.

3. Temperature Management:

   Ensure the installation environment of the water meter has stable temperatures, avoiding extreme temperature fluctuations.

   Use ultrasonic water meters with good temperature compensation functions to reduce the impact of temperature changes on measurements.

4. Flow State Control:

   Ensure stable water flow, minimizing the interference of turbulence on measurements.

   Use flow stabilizing devices where necessary to maintain a balanced flow state.

5. Prevent Electromagnetic Interference:

   Install the water meter away from equipment and environments with strong electromagnetic fields, such as high-power electrical appliances and radio devices.

   Use shielded cables and protective devices to reduce electromagnetic interference.

6. Regular Maintenance and Calibration:

   Develop a regular inspection and calibration schedule to ensure the water meter is always in optimal working condition.

   Check for aging in ultrasonic sensors and electronic components, and replace aged parts promptly.

7. Minimize External Environmental Impact:

   Install the water meter in stable locations that are not easily affected by mechanical vibrations and impacts.

   Implement vibration reduction measures near the water meter to minimize the impact of environmental vibrations.

By implementing these preventive measures, various interfering factors affecting the measurement accuracy of ultrasonic water meters can be effectively reduced, ensuring their long-term stable and accurate operation.