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Proper installation of Emerson mass flow meters

2020-10-26View Original

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If the installation method of Emerson mass flow meters is incorrect, damage is likely to occur. Today, we will share with you several key points that need to be taken into account when installing Emerson mass flow meters! First of all, it should be understood that flow rate is a commonly used measuring instrument. This is a dependent variable. The mass of a fluid is a quantity that does not change with time, temperature, or pressure. Mass flow meter products are widely used in many industries. Secondly: Users should pay attention to the following when installing: (1) There should be at least 0.6 meters of distance between conventional keypoint sensors and large transmitters or motors. Since sensors rely on electromagnetic fields, it is necessary to avoid installing them near areas with strong electromagnetic interference. Furthermore, the installation location should be carefully selected to minimize vibration as much as possible. (2) When measuring liquids, the position sensor should be installed to ensure the liquid is fully filled. To reduce the impact of density changes on measurement accuracy. When the process pipeline needs to be cleaned, the installation location should ensure that the liquid can be completely drained. To prevent gas from accumulating inside the sensor, it should be avoided to install the sensor at the highest point of the piping system. (3) When measuring gases, the installation location should be such that no liquid accumulates in the sensor, and it should be avoided to install it at the lowest point of the pipeline. (4) Direction: regardless of the direction. Sensors can accurately measure flow rate. Usually, arrows are used on sensors to indicate the normal flow direction of the fluid. (5) The valve facilitates zeroing the flow meter. The stop valve should be installed downstream of the sensor. To facilitate batch processing, the sensors and shut-off valves should be as close as possible to the receiving container. No hoses should be installed between the sensor and the shut-off valve to avoid batch errors caused by expansion or compression. Furthermore, a control valve can be installed downstream to prevent the medium from evaporating or being emptied. (6) For gas-liquid two-phase flow, such as that generated by process media, the sensor housing should be installed with the bottom facing down or on a vertical pipe. This installation method can effectively prevent gases in the medium from accumulating in the flow pipeline. (7) Loading and unloading metering in loading and unloading metering applications. The sensor housing should be installed upward or vertically. The check valve should be installed downstream of the sensor to prevent backflow of the medium.
Reply #22020-10-29
Now, mass flow is generally bidirectional.
Reply #32020-10-30
Does that expensive mass flow meter not come with an installation manual, either in printed form or in electronic format? The instructions in that manual are more detailed than what the original poster mentioned. Are mass flow meters that delicate?
Reply #42020-11-02
Well, it only describes the general procedures; different flowmeters certainly have variations. It is recommended to follow the specific instructions provided, which can be obtained from the relevant manufacturers

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