Liquid Particle Counter LLPC-A20


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Liquid Particle Counter LLPC-A20


Liquid Particle Counter LLPC-A20 is a benchtop equipment with the ability to handle viscosity of the sample up to 650 cSt. Features high precision sensors and syringe sampling system to obtain accurate results with good repeatability. There are 16 selectable channels with a measuring range of 0.8 to 600 µm. The results are displayed using four calibration curves which can also be stored and even switched to minimise conversion error. It has wide applications in petroleum industry, chemical industry, aerospace, machinery and many other fields.



Available Range :

Measurement range :
1 to 250 µm (25 sensors)
1 µm to 320 µm (32 sensors)
2 µm to 400 µm (40 sensors)
Light source : Semiconductor laser
Light sourceSemiconductor laser
Measuring range0.8 µm to 600 µm (Depends on the sensor)
Sensitivity0.8 µm (1S04402) or 3 µm (c)
Measuring channels16 channels, particle size can be set arbitrarily
Sampling volume0.2 to 100 ml, interval 0.1 ml
Sampling volume precisionBe superior to ± 0.5 %
Sampling speed5 to 80 ml/min
Cleaning speed5 to 80 ml/min
ResolutionBe superior to 10 % 1S011171
Coincidence error limit12000 to 40000 particles/ml (Depends on the sensor)
RepeatabilityRSD < 2 %
Count accuracy± 10 %
Air pressure chamber maximum vacuum- 0.08 mPa
Air pressure chamber maximum pressure1 mPa
Test sample viscosity≤ 650 cSt
Test sample temperature0°C to 80°C
Work temperature0°C to 60°C
Storage temperature-30°C to 80°C
Power supply100 to 245 V, 49 to 62 Hz
Overall dimensionsMainframe 430 × 320 × 590 mm
Air pressure bump 330 × 266 × 255mm
Instrument net weightMainframe 30 kg
Air pressure bump 10 kg
  • Based on Light Blocking Method to achieve rapid detection speed, accuracy and good repeatability
  • High precision sensors are used to get a higher resolution
  • Syringe sampling system: To achieve constant sampling speed and to control sample volume
  • Pressurized sample delivery to degas the sample and increase the accuracy
  • Color LCD display, touch screen, graphics menu to make the operations simple
  • Several standards to rate the particle pollution are stored and also new standards can also be added
  • Granularity and size of 9900 particles can be easily analysed through different channels
  • Four calibration curves: latex ball calibration curve, ACFTD calibration curve, ISDMTD calibration curve, GOST calibration curve
  • Curves can be switched to minimise conversion error and can be stored
  • Data storage function to retrieve the data easily
  • Test reports can be printed through built-in printer
  • Advanced software and RS232 interface to connect external computer
  • Magnetic stirring to distribute the particles evenly
    Gas filtration and purification system to eliminate contaminants from air pressure pump
It finds application in detection of solid pollutants in lubricating oil, insulating oil, hydraulic oil, aviation kerosene etc. It can trace the insoluble particles in polymer solution and organic liquid. Therefore it has wide applications in petroleum industry, chemical industry, automobile manufacturing, aerospace and many other fields.