The LWL-8 online lubricant cleanliness tester is based on the combination of the online particle counter LWL-5, a precision metering pump and a built-in trace moisture sensor. It enables the detection of oil cleanliness grade, moisture (ppm), water activity and temperature (°C).

- Light source: semiconductor laser

- Flow rate range: 20-150mL/min

- Testing sample viscosity: ≤ 320cSt

- Online detection pressure: 0.1-0.5Mpa (optional pressure reducing device up to 40Mpa)

- Particle size range: 1-500μm (choose different types of sensors)

- Interface: USB interface, RS485 interface.

- Data storage: provide 1000 groups of data storage space, and support U disk storage

- Sensitivity: 1μm or 4μm (c)

- Sensitivity: 1μm or 4μm (c) Limit of coincidence error: 10000 particles/ml.

- Counting volume: 1-999ml

- Counting accuracy: ±0.5 contamination levels

- Temperature acquisition T (optional): 1. Acquisition range: 1-100 degrees Celsius; 2. Measurement accuracy: 1 degree Celsius; 3. Response time: 30s

- Water activity collection aw (optional): 1. collection range: 1-100% RH; 2. measurement accuracy: 1% RH; 3. response time: 30s

- Absolute water content AH (optional): 1. collection range: 1-350ppm; 2. measurement accuracy: 1ppm; 3. response time: 30s

- Protection grade: IP56

- Test interval: 1 second-24 hours

- Temperature of test sample: 0-80°C

- Working Temperature: -20-60°C

- Power supply: AC 220V±10%, 50/60Hz or DC12-40V

- Weight: 5.5kg

- Volume: 270x270x130mm