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Wuhan Zhongyi Baikong Instrument Co., Ltd
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Wuhan Zhongyi Baikong Instrument Co., Ltd

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    B3 Floor, Wuhan University Science and Technology Park, Daxueyuan Road, Donghu New Technology Development Zone, Wuhan City

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Float level transmitter

NegotiableUpdate on 04/19
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Overview

The float (float ball, float) moves up and down along the guide rod with the liquid level. There is a permanent magnet inside the float, and a signal unit is fixed inside the guide rod. The magnetic system acts on the signal unit and emits an electrical signal. After modulation, it outputs 4-20mA and RS485 to achieve continuous monitoring of the liquid level. Widely used in fields such as water supply, sewage, chemical industry, and environmental protection.

Product Details





The float (float ball, float) moves up and down along the guide rod with the liquid level. There is a permanent magnet inside the float, and a signal unit is fixed inside the guide rod. The magnetic system acts on the signal unit and emits an electrical signal. After modulation, it outputs 4-20mA and RS485 to achieve continuous monitoring of the liquid level. Widely used in fields such as water supply, sewage, chemical industry, and environmental protection.

ZYW640 is a traditional product that has been used for many years and is mature and reliable.

ZYW641 is an upgraded product that adopts the latest microcontroller technology, intelligent header, and can output HART.


biographyThe operation of the sensor is based on the buoyancy and magnetic principles of the float. When the float floats up and down with the liquid level (interface), the magnetic force of the permanent magnet inside the float acts on the reed switch inside the conduit, causing the reed switch at the corresponding height to close, obtaining a voltage signal proportional to the liquid level, which is converted into a standard signal of 4-20mA by a converter.



When loading and unloading the transmitter, care must be taken to protect the float to avoid damage.

If the transmitter is equipped with a lower flange, please loosen the connecting bolts and nuts of the upper and lower flanges of the transmitter. Weld the lower flange to the tested container, ensuring that the flange is level; Then insert the sensor into the container being tested, paying attention to vertical installation.
If the sensor is made of PVC or other plastic materials, it must be handled gently to avoid breakage, and a protective sleeve should be added to the container with mixing.

4. It is not allowed to replace components or structures to avoid affecting performance.

When this product is used in the "0" zone, the power transformer supplying the safety barrier must meet the requirements of Article 8.1 of GB3836.4-2000.