Sunday, November 4, 2012

Facts To Consider In Picking Out An Ultrasonic Flowmeter For Numerous Applications

A flow meter is an instrument that is utilized to measure the flow rate or the quantity of a liquid or gas flowing through a channel. You can see many kinds of flow meters, and these include mechanical flow meters, like rotary pistons and gear meters; pressure-based meters like the venture and cone meters; and optical flow meters. A commonly used type of flow meter is the ultrasonic flowmeter. Ultrasonic flow meters can be employed in building services to monitor the flow of utilities like water, or in mining to measure the flow of lubricants, water and sludge or slurries utilized in the mining process.

The first aspect that has to be considered when acquiring ultrasonic flow meters is the kind of meter to be utilized, and how the flow rate will be measured. There are generally 2 different kinds of ultrasonic flow meters, the first of which is the transit time type. The transit time ultrasonic flow meter measures flow rate by figuring out the difference in transit time of ultrasonic pulses that are carried into and against the flow of the substance being measured. This kind of meter has a very high consistency and is better at measuring flow rate of substances with some debris, such as water, sea water, sewage and oils.

One more kind of ultrasonic flow meter is the Doppler flow meter, which measures flow rate by finding out Doppler shift inside the material. This kind of meter is considered to be less accurate than transit time flow meters; and yet, it can be utilized for substances that have a greater quantity of particles in it.

In addition to acquiring a flow rate meter according to kind and way of measuring, the next point that needs to be thought-about is whether the meter should be attached to the wall (or the line) or held by hand instead. Handheld flow meters are more appropriate for applications that require measurements in different areas for only a short period of time, like flow surveys or monitoring of heat, ventilation and air conditioning utilities in buildings. Groups and individuals who only need to use flow meters occasionally can likewise go for flow meter hire as opposed to purchasing meters. On the other hand, for long-term measurement and tracking, mounted meters are a better solution.

The final consideration in acquiring ultrasonic flow meters is the type of installation. All these flow meters can be installed 2 ways, and the first one is by just clamping it on to the line to be measured. Clamp-on meters are non-intrusive and they are a lot easier to install or maintain. Whereas, the second kind of installation, wetted flow meters, demands drilling into the pipe or installation in line with the pipe. Wetted flow meters are more effective than clamp-on types, however they may turn out to be more challenging with respect to repair and maintenance.

To guarantee that you choose the ideal ultrasonic flow meter for your requirements, it is very essential to think about given factors. Check out on

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