1. Measuring principle
The sensor of the magnetostriction liquid level meter is designed based on magnetostriction principle.it consists of sensitive waveguide wire,waveguide tube,moveable magnet and the electronic parts that emit electric pulse signal and receive the returned signal. When the electric pulse generated by pulse micro wave generator in electric probe transmit along the waveguide wire in the steel tube,electric pulse generated a toroidal magnetic field vertical to waveguide wire that transmit at the speed of light through waveguide wire.when the pulse toroidal magnetic field meets the inspection magnetic field,the two magnetic fields vectors overlays to create spiral magnetic field,generate instant twisting force and mechanical twisting force wave in the waveguide wire.the twisting force wave return to electric probe at the speed of light,make the two ends of coil create pulse induction. To measure the time difference between the pulse induction generated by the return of electric pulse and twisting force wave can precisely calculate the measured liquid hight.at same time,put the temperature sensor into the tube to measure the medium temperature.
2.Features
Wildly applied in the environment of high temperature,high pressure liquid,corrosion liquid. Rod probe can measure Max.distance 6m,temperature range: -40-400°C; Cable probe can measure Max.distance 20m For the corrosion liquid,to adopt Teflon,PTFE and floater For the layered liquids,to measure liquids contact surface and liquid level at same time
high accuracy,±0.5mm or ±1mm;
high resolution ,quick response.
many data output choice HART(standard) 4…20mA analog signal PROFIBUS PA foundation field bus(FF)
float magnet adopt imported magnet,long lifetime
many output methods to choose
reversed polarity protection function Lightning protection,anti-interference of RF,easy to install,no need to calibrate and maintain at regular time. The meter is designed according to the requirements of ex-proof.wildly applied in petrochemical industry,power plant,foods and pharmacy industry and steel production.precisely measure the level in process vessel and storage vessel.

Liaoyang Automation Instrumentation Co., Ltd.
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Business Type:
Main Products:
Location:Liaoning, China (Mainland)
Total Employees: 101 - 200 People
Year Established: 2003
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Overseas Office: No
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