High frequency radar level meter Baidu Encyclopedia

2024.09.27

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High-frequency radar level meter is the radar level meter adopts up to 26GHz/24GHz transmitting frequency, which increases the measuring distance and accuracy, the antenna is further optimized, and the processor is also upgraded accordingly, which makes it possible to analyze the signals at a higher rate.The combination of these factors makes the performance of the meter has been greatly improved, can overcome more complex measurement conditions, to obtain more accurate measurement data.

Measuring principle

High-frequency radar level meter work, the radar antenna transmits narrow microwave pulses, transmitted by the antenna, microwave contact with the surface of the measured medium will be reflected, the radar antenna receives the microwave signals and transmit them to the electronic part of the electronic part of the automatic analysis of the signals will be converted into level signals, due to the electromagnetic wave propagation speed is very fast, this process is almost instantaneous.

Features

Non-contact radar, no abrasion, no pollution 

Small antenna size, easy to install 

Shorter wavelength, better reflection on inclined solid surfaces 

Measurement blind spot is smaller, for small tank measurement will also achieve good results 

Small beam angle, energy concentration, enhanced return ability at the same time, but also conducive to avoiding interferences 

Almost unaffected by corrosion, foam 

Almost unaffected by water vapor, temperature and pressure changes in the atmosphere

Severe dusty environments do not affect electromagnetic wave operation 

High signal-to-noise ratio for better performance even under fluctuating conditions High frequency, optimal for measurement of solids and mediums with low dielectric constants