The LFT3013 ceramic piezoresistive liquid level transmitter is a high-performance and highly reliable liquid level measuring instrument launched by LEFOO. This product adopts advanced ceramic piezoresistive sensor technology, combined with a fully sealed submerged structure design, suitable for liquid level monitoring needs in various complex industrial environments

Product Features

• Ceramic piezoresistive sensorUsing 96% alumina ceramic sensors, it has excellent corrosion resistance and wear resistance.

• compact structureWith a diameter of only 22mm, it is suitable for installation in 1-inch pipelines. The quasi flush membrane structure design effectively prevents medium blockage.

• Multiple protection designThe combination of laser welding technology and sealing technology, with built-in polymer screen, effectively prevents condensation and improves product service life.

• Widely applicable mediaThe probe can be made of 316L or titanium alloy material, and the air conducting cable can be made of PTFE or PU material, suitable for sewage, seawater, and other corrosive liquids.

• Multiple signal outputsSupports multiple output modes such as 4-20mA, 4-20mA+HART, 0-5VDC, and Modbus RTU/RS485, adapting to different control systems.

Overview of Technical Parameters

• measurement rangeCovering 20kPa to 2000kPa, supporting multiple unit conversions (such as mH ₂ O, mm, etc.).

• accuracy classTypical accuracy is ± 0.5% F.S, in compliance with IEC 60770 standard.

• long-term stability± 0.25% F.S/year, ensuring long-term reliable operation.

• Temperature adaptabilityTemperature range of -20~80 ° C, low temperature drift coefficient, suitable for harsh environments.

• Protection level：IP68， Has excellent waterproof and dustproof capabilities.

• Electrical protectionSupport short circuit protection and reverse polarity protection, safe and reliable.

  
  

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structural material

Application field

LFT3013 is widely used in the following industries:

• Chemical process control

• Water Treatment and Environmental Protection Engineering

• pharmaceutical manufacturing

• Industrial automation and liquid level monitoring

• Marine and Ship Equipment

  
  

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Flexible selection, adaptable to diverse needs

Users can flexibly choose the range, output mode, cable type, probe material, and sealing ring material according to their actual application needs to achieve the best match. For example, the model "LFT3013 2MPa 0.5 A4 2 1 2 2 10" indicates: 2MPa range, 0.5% accuracy, 4-20mA output, PU cable, ceramic piezoresistive sensor, 316L probe, perfluororubber sealing ring, 10 meter outlet length.