The working principle and main advantages of radar level meter --Aister Instrument
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The working principle and main advantages of radar level meter

2024-05-16
As a kind of microwave level meter, radar level meter has been widely used in industrial level measurement. In order to make the instrument users better understand and understand the radar level meter, the working principle and main advantages of the radar level meter are introduced as follows.

The working principle of radar level gauge

Radar level meter is an application of microwave (radar) positioning technology in level measuring instruments. It emits energy waves through a device that can emit energy waves (generally pulse signals), and the energy waves are reflected when they encounter obstacles, and the reflected signal is received by a receiving device. The change of level can be determined according to the time difference of the movement process of the energy waves, and the microwave signal is processed by an electronic device, and the microwave signal is finally converted into an electrical signal related to the level.

Main advantages of radar level gauge

Radar level meter is widely used, whether toxic media, or corrosive media, can be measured, can work in extremely harsh conditions is its biggest feature. In terms of measurement, the main advantages of radar level meter are as follows:

1. Accurate, safe and energy saving

Radar level gauge can be measured under vacuum and pressure, and it is accurate, safe and reliable. Due to the characteristics of electromagnetic wave, it can be free from any restrictions, not affected by the environment, and can be applied to various occasions. The probe of the radar level meter has no contact with the surface of the medium, which is a non-contact measurement, and can continuously, accurately and quickly measure different media. The probe of the radar level gauge is almost unaffected by temperature, pressure, gas, etc. (the effect is only 0.018% at 500 ° C and 0.8% at 50bar). The chemical and mechanical properties of the material used in the radar level meter are quite stable, and the material can be recycled, which has great environmental protection effect.

2. It has the function of suppressing interference echo

The interference echoes caused by the joint in the beam range, the interference echoes caused by the noise of the feed or the discharge can be automatically suppressed by the internal fuzzy logic control.

3. Easy maintenance and simple operation

The radar level meter has fault alarm and self-diagnosis function, which can analyze the fault according to the error code prompted by the operation display module, determine the fault in time and eliminate it, so that the maintenance and correction are more convenient and accurate, and ensure the normal operation of the instrument.

4. High reliability, no need for maintenance

Microwave is not in direct contact with the measuring medium, and can be used almost undisturbed in various measuring occasions such as vacuum measurement, liquid level measurement or material level measurement. Due to the use of advanced materials, it can be used under extremely complex chemical and physical conditions to provide accurate, reliable and long-term stable analog or digital level signals.

5. Wide range of application, almost all media can be measured

The application range of radar level meter is very wide, from the measured medium, it can measure liquid, particle, slurry and so on. From the shape of the tank, the radar level meter can measure the liquid level of the spherical tank, horizontal tank, cylindrical tank, cylindrical cone tank, etc. From the function of the tank, the liquid level in the storage tank, buffer tank, microwave tube and by-pass tube can be measured.

If you want to know more about the flow meter or flow meter selection, please consult the Aister flow meter manufacturer email: sales@aistermeter.com for help.
 
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