Card-mounted vortex flowmeter parameters
The vortex flowmeter is based on the Karman vortex principle to measure the volume flow of gas, steam or liquid, the volume flow or mass flow of standard conditions.
View MoreAs an important measuring instrument in industrial production, the choice of installation location directly affects the measurement accuracy.
Standard requirements for pressure transmitter installation location
As an important measuring instrument in industrial production, the choice of installation location directly affects the measurement accuracy, service life and system stability. In order to ensure that the pressure transmitter can work accurately and reliably, the relevant installation location requirements standards must be strictly followed. This article will introduce in detail the requirements for the installation location of the pressure transmitter and analyze it based on actual application cases.
1. Select appropriate measurement points
The selection of measurement points is a prerequisite for ensuring measurement accuracy. The location that can truly reflect the pressure of the measured medium should be selected based on the actual working conditions and measurement purpose. Generally speaking, the measurement point should meet the following requirements:
Representative: The pressure at the measurement point should be able to represent the pressure state of the entire measured system. Stability: Pressure fluctuations at the measurement point should be as small as possible to avoid violent fluctuations or pulse pressure. Safety: The selection of measurement points should consider safety to avoid harm to personnel and equipment.
2. Environmental requirements of the installation location
The installation environment of the pressure transmitter will have an important impact on its performance and life. Therefore, when selecting the installation location, the following environmental factors should be fully considered:
Temperature: Avoid installing the pressure transmitter in places where the temperature is too high or too low to avoid exceeding its operating temperature range. If necessary, measures such as heat insulation and heat dissipation can be taken. Vibration: Strong vibration will affect the measurement accuracy of the pressure transmitter and even cause damage. Try to choose a location with less vibration for installation, or take vibration reduction measures. Corrosiveness: For highly corrosive media, a pressure transmitter with good anti-corrosion performance should be selected and corresponding protective measures should be taken. Electromagnetic interference: Avoid installing the pressure transmitter in an environment with strong electromagnetic interference to avoid affecting its normal operation.
3. Installation methods and precautions
The main installation methods of pressure transmitters are as follows:
Pipeline installation: directly installed on the pipeline, Measure the fluid pressure within the pipe. During installation, attention should be paid to selecting the appropriate interface size and connection method to ensure good sealing. Flange installation: Connected to pipes or equipment through flanges, suitable for situations with high pressure or large pipe vibration. During installation, attention should be paid to the flatness of the sealing surface of the flange and the tightening torque of the bolts. Panel installation: Installed on the control cabinet or instrument panel for easy observation and operation. Pay attention to the opening size and fixing method when installing.
No matter which installation method is used, you should pay attention to the following matters:
Read the product manual carefully before installation to understand its installation requirements and precautions. During the installation process, handle it with care to avoid collision and falling. After the installation is completed, debugging and verification should be carried out to ensure that it is working properly.
IV. Analysis of practical application cases
The following are some practical application cases of pressure transmitter installation locations:
Boiler pressure monitoring: Place the pressure transmitter installed in potOn the steam pipe of the boiler, monitor the steam pressure in the boiler to ensure the safe operation of the boiler. Liquid level measurement: Install the pressure transmitter at the bottom of the liquid to indirectly measure the liquid level by measuring the static pressure generated by the liquid. Flow measurement: Install the pressure transmitter before and after the throttling device (such as orifice plate, venturi tube, etc.) to indirectly measure the flow rate by measuring the pressure difference.
V. Conclusion
The selection of the installation location of the pressure transmitter is a key factor in ensuring its measurement accuracy and stability. In actual applications, appropriate measurement points and installation methods should be selected based on specific working conditions and measurement requirements, and relevant installation standards and specifications should be strictly followed. At the same time, you should also pay attention to the impact of the installation environment and take necessary protective measures to extend the service life of the pressure transmitter.
The magnetic inductive flowmeter industry, these are successful cases with comparable and reference value.
The vortex flowmeter is based on the Karman vortex principle to measure the volume flow of gas, steam or liquid, the volume flow or mass flow of standard conditions.
View MoreThe vortex flowmeter is based on the Karman vortex principle to measure the volume flow of gas, steam or liquid, the volume flow or mass flow of standard conditions. volumetric flowmeter.
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View MoreHangzhou Economic Development Area,Hangzhou 310018,China