When choosing a suitable automatic measuring system, it is necessary to first clarify the requirements and objectives, and consider the following aspects:

1. Measurement object: Determine the properties and characteristics of the object or substance to be measured in order to determine the appropriate type of measurement system. For example, is it necessary to measure liquids, solids, or gases? Is it volume, weight, or length that needs to be measured?

2. Accuracy requirements: Determine the required measurement accuracy according to the requirements, such as being accurate to a few decimal places, in order to select the appropriate measurement system accuracy.

3. Measurement range: Consider the size range of the object or substance to be measured in order to select the appropriate measurement range for the measuring system.

4. Automation level: Determine the required level of automation based on the actual situation and needs, including automatic calibration, data recording, alarm functions, etc.

5. Reliability and Stability: Choose a measurement system with good stability and reliability to ensure long-term stability and accuracy.

6. Cost effectiveness: Taking into account the price, maintenance, and usage costs of the measurement system, choose a system with high cost-effectiveness.

7. Brand and after-sales service: Choose well-known brands to ensure product and service quality, and consider the timeliness and reliability of after-sales service.

In summary, based on the above considerations, when selecting the most suitable automatic metering system, it is necessary to comprehensively evaluate the needs and requirements, and combine them with the actual situation and budget constraints to choose a metering system that meets the requirements and has high cost-effectiveness. At the same time, on-site inspections and testing can be conducted through communication with manufacturers or professionals to ensure that the selected measurement system can meet the requirements and achieve the expected results.