Bemet Measurement and Control

QTRD 30 Series Guide Wave Radar Level Meter

Reflected pulse signal along the cable or rod probe type transmit to the instrument electronic circuit parts, the microprocessor processes the signal, identifies the microwave pulse echo generated in the material surface. Correct identification of the echo signal are completed the implementation by the pulse software:D, the distance from the material surface and the pulse travel time T is proportional:D=C ×T/2Where C is the speed of lightBecause the empty distance E is known, the level L is:

L=E-D

By entering the empty height of E (= zero), full tank height F (= hundred) and the application to set some parameters. Application

parameters will automatically adapt the instrument  to measure the environment, corresponding to the 4-20mA output.

Data Sheet Download

Description

Measuring range

Explanation

H— Measuring range L—Empty distance

B—The top of the blind

E—The minimum distance from the probe to the tank wall

–Blind spot is the minimum distance between the top of

the highest material surface materials and measurement

reference point.

–The bottom of the blind refers to a distance near the

very bottom of the cable can not be accurately measured. –Between the top and bottom of the blind is blind effective measure distances.

Note :

In oQTRDer to ensure the accuracy of level measurement, the material should be located between the top and bottom

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