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1. Vortex flowmeter | Technical points
The technical points of vortex flowmeter mainly include accuracy, repeatability, sensitivity, response time, zero drift, and range drift. The specific content is as follows: Accuracy: Accuracy, also known as precision, refers to the degree to which the measurement results of vortex flowmeter are close to the true value. Generally expressed as absolute error or relative sensitive bending pants error, absolute error=measured value - true value, relative error=absolute error/true value. Any type of flowmeter cannot accurately measure the true value of the measured parameter during measurement, and can only try to make the measured value as close to the true value as possible. In practical applications, the accurate standard instrument indication value is usually used as the true value of the measured medium. The difference between the indication value of the measuring flowmeter and the indication value of the standard instrument is the measurement error. The smaller the error value, the higher the reliability of the measuring flowmeter. Repeatability: Repeatability refers to the percentage of the difference between each measured value and the average value relative to the maximum scale range when the same vortex flowmeter is used for multiple repeated measurements under unchanged measurement conditions such as pipe diameter, medium flow rate, temperature, and pressure. This is an important indicator of the stability of the vortex flowmeter, which generally needs to be inspected during instrument operation and daily calibration. Sensitivity: Sensitivity refers to the degree of sensitivity measured by a vortex flowmeter. The ratio of the change in output of commonly used vorte

2. Can a vortex flowmeter be used for water measurement?
A vortex flowmeter can be used for measuring water inside a casing.
. 1. Principle Applicability: The vortex flowmeter operates based on the Karman vortex principle. When water flows through a blocking fluid, vortices are alternately generated on both sides. By detecting the frequency of the vortex, the flow velocity and flow rate can be converted. The physical properties of water are fully compatible with this measurement method2. In practical applications, it is commonly used in circulating water systems and cooling water monitoring in industrial fields, and can be used for tap w

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