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1. Calculation flow rate formula for Hall flow rate
Calculation flow rate formula for Hall flow rate V=N × v. The formula for calculating flow rate for Hall flow rate introduces a metal tube rotor flowmeter based on Hall sensors, focusing on the design method, the basic principle of using Hall sensors to detect float displacement, the basic structure of the signal processing system output by Hall sensors, and the work performance. The main characteristics of this new type of metal tube rotor flowmeter are analyzed Actual measurements have shown that this flowmeter has the characteristics of high accuracy, high reliability, simple structure, and intelligence.
2. What does coffee machine pulse mean?
Coffee machines can usually set different amounts of coffee, such as cappuccino having more foam, while American coffee has a higher proportion of absolute water, all of which are controlled by flow meters.
. Adding a Hall flowmeter to the coffee machine can achieve flow control. The Hall flowmeter is equipped with two pole magnets and an impeller, and the top cover contains a Hall element. When the liquid enters the flow rate from the pipeline, it will drive the impeller containing the sensitive field magnet to rotate. The rotation of the impeller generates a GS value, which is converted into a pulse signal output through a Hall element. Whe
3. How to connect and calculate Hall flow sensors with PLC?
The output of the Hall flowmeter is a pulse signal, and the flow rate of hail simulation corresponds to the number of pulses. As for how much it is, it depends on the manual of the Huihui sensor.. Because it is a pulse signal based on the pulse frequency, a regular counter or a high-speed counter can be used in the PLC. If the frequency is low, a regular counter can be used at any input terminal. If the frequency is high, a high-speed counter must be used, and the corresponding input terminal can be used according to the PLC model. As for the calculation, once the number of pulses is obtained, according to the sensor manual, how many pulses/L, etc., just do a division to know the flow rate. Then divide the flow rate by time to obtain the flow rate per unit time. Hope to be adopted......
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