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How to Select the Right Type of Steam Flow Meter - Focus on Microfluidic Control Technology
How to select the correct type of steam flow meter: The steam flow meter is named after the measuring medium, that is, the flow meter that can measure the steam flow. Steam flow meters are: vortex, orifice, elbow, power bar, float and rotor type. How do we choose when measuring? In the selection, we generally consider the measurement accuracy to meet the requirements, installation and use of convenient and reasonable price of the three aspects to make a decision. Importance of steam flow meter selection: The metering effect of the flow meter is determined in two ways. The first is that the instrument quality is good, that is, the precision is high; the second is the installation requirements according to the instructions. Only if these two aspects are met, then the measurement of the meter must be accurate. The purchaser must provide the necessary parameters to the meter manufacturer, including the instrument installation site conditions, pipeline distribution, and the surrounding environment. Fully consider all aspects that may affect the measurement, compare the performance according to various flow tables, and finally determine the choice of a flow meter as a measure. Steam flow meter User-supplied parameters: 1. Medium temperature, 2. Medium pressure, 3. Minimum flow of media, Common flow, Maximum flow, 4. Corrosivity of medium, 5. Continuity or discontinuity of pipe work, 6. Installation environment temperature 7. There is no high-power equipment around the instrument; 8. The instrument power line to the problem. Steam flow meter manufacturers to ask questions: 1. Instrument power supply mode selection (battery-powered, 24V, 220V) 2. Instrument signal output: 4-20MA, 0-10MA, 3. Instrument display mode (with display and no display), 8. Instrument accuracy grade (level 1, 0.5 and 0.2). When the steam flow meter is modeled, it is necessary to consider whether the flow range is within the range of the meter, and pay attention to the metering effect of the small flow on the meter, and ultimately determine the flow meter with a suitable caliber.