Pressure transducer pressure point selection, is to determine the accuracy of the pressure measurement of the direct factors, how to correctly select the pressure point of the pressure transducer? Let’s find out together.
1, the pressure sensor to measure gas pressure, the pressure point should be in the upper half of the process piping.
2, the pressure sensor to measure the liquid pressure, the pressure point should be in the lower half of the process pipeline and the horizontal center line of the process pipeline into the range of 0 ° ~ 45 ° angle.
3, pressure sensor to measure steam pressure, take the pressure point in the upper half of the process piping and the lower half of the process piping and process piping horizontal center line into the range of 0 ° ~ 45 ° angle.
4, the installation location of the pressure source components should be selected in the process media flow beam of stable pipe sections.
5、Pressure source components and temperature source components in the same pipeline, the pressure source components should be installed in the temperature source parts of the upstream side.
6, the end of the pressure source components should not exceed the inner wall of the process equipment and process piping.
7, in the vertical process piping to measure the pressure with dust, solid particles or sediment and other turbid media, take the source parts should be installed at an angle upwards, and the angle with the horizontal line should be greater than 30 degrees, in the horizontal process piping should be installed at an acute angle along the beam.
8, pressure sensor installation location should be well lit, easy to operate and maintain, should not be installed in vibration, moisture, high temperature, corrosive and strong magnetic interference.
9, pressure sensor installation location should be as close as possible to the source components. Measurement of low-pressure sensors should be installed with the height of the pressure point, especially the measurement of liquid media and condensable gas media.
10, measuring the pressure of gas media, the pressure sensor installation position should be higher than the pressure point, measuring the pressure of liquid or steam pressure, the pressure sensor installation position should be lower than the pressure point, the purpose is to reduce the exhaust, liquid discharge additional facilities.
Star Instruments Sensor Manufacturing Co., Ltd. is a collection of research and development, production, sales as one of the high-tech enterprises. Specializing in the production of pressure transmitters, level transmitters, temperature transmitters, temperature and humidity transmitters, differential pressure transmitters, soil moisture transmitters, 3051 transmitters and related instrumentation accessories. Many products under the brand of Star Instruments have obtained a number of patents issued by the state, such as CE certification, IS9001 certification, SGS certification, TüV SüD certification, explosion-proof certification and so on.
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