Installation and system configuration requirements of anti-corrosion magnetic flap level gauge

Publisher:支持中文Latest update time:2016-06-03 Source: eefocus Reading articles on mobile phones Scan QR code
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The anti-corrosion magnetic flap level gauge has excellent performance for the stable liquid phase measurement of corrosive liquids. Because the working principle of the product is simple, it is measured by the buoyancy principle and magnetic coupling. There is no blind spot in the whole process measurement, the display is eye-catching, the reading is intuitive, and it can be highly sealed and leak-proof. The staff can collect the measurement data without direct contact with the liquid medium. Therefore, it is widely used in many places that require high temperature, explosion-proof, anti-corrosion, food and beverage, etc. Equipped with SK series liquid level transmitter, the liquid level. Interface signal can be converted into a two-wire 4~20mADC standard signal to achieve remote detection, indication, recording and control. After the remote transmission installation, the remote display and control of the measurement data can be completed. With the liquid level alarm and control switch, the upper and lower limit alarm and control of the liquid level or interface can be completed.
This article is aimed at the magnetic flap level gauge. Customers often ask about the configuration of the remote transmission installation, as well as the false liquid level conditions that may be encountered during measurement. I believe it will help you solve related problems during use.
 
          When the anti-corrosion magnetic flap level gauge is equipped with a remote transmission instrument, the following points must be met: 
(1) Closely attached to the main pipe of the level gauge and fixed with a stainless steel clamp (iron is prohibited);
(2) The sensing surface should face and be close to the main pipe;
(3) The zero position should be on the same horizontal line as the zero position indication of the level gauge;
(4) The connection between the display instrument or industrial computer is best laid through a protective tube or with a shielded two-core cable;
(5) After the wiring hole of the junction box is laid, it is required to be well sealed to prevent rainwater, moisture, etc. from invading and causing the remote transmission instrument to malfunction. The junction box should be covered in time after maintenance or debugging.
 
         Anti-corrosion magnetic flap level gauges are prone to false liquid levels in long-term use, which brings several major troubles to users. There are several reasons for the false liquid level:  
1. First, make sure that the liquid phase and the gas phase are both connected  
2. Use a magnet to scan the entire surface, and you will know that it will be corrected.  
3. If it is a safe liquid, drain the liquid phase first and perform operation 2;  
4. If the vapor pressure of the gas phase is large, close the gas phase valve, press the liquid in the tube back into the storage tank, and perform operation 2. The top-mounted magnetic flap level gauge is suitable for measuring various containers that are not convenient for side-mounting the level gauge, especially the level measurement in open storage tanks. It is widely used in industries and departments such as petroleum, chemical industry, metallurgy, electric power, light industry and medicine.  
5. The external interference signal is too large, causing the circuit to obtain a false signal instead of the actual measured signal;  
6. The waveguide wire inside the level gauge is faulty, such as looseness, poor sealing, water ingress and rust, etc., causing signal distortion;  
7. The waveguide wire is not installed correctly, causing signal transmission distortion;  
8. The signal processing circuit is faulty.

Anti-corrosion magnetic flap level gauge
Reference address:Installation and system configuration requirements of anti-corrosion magnetic flap level gauge

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