LWB-7 portable particle counter, mainly consists of the fifth generation of high-precision laser sensor, 10.1 inch touch screen, printer, precision metering pump and peripheral interfaces, etc., built-in 7 detection standards.

- Light source: semiconductor laser

- Flow rate range: 20-60mL/min

- Testing sample viscosity: ≤ 350cSt

- On-line detection pressure: 0.1-0.6Mpa (optional decompression 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 the storage of USB memory stick.

- Sensitivity: 1μm or 4μm (c)

- Particle Counting Repeatability: RSD < 2%.

- Limit coincidence error: 10000 particles/ml.

- Counting volume: 1-999ml

- Detection speed: 5-60ml/min

- Relative Error of Sampling Volume: Better than ±3

- Relative error of particle counting: ±8%.

- Test interval: 1 second-24 hours

- Sample temperature: 0-80°C

- Water activity: 0-1aw (±0.05aw)

- Water content: 0-350ppm (± 10%)

- Temperature acquisition T: 1. acquisition range: 1-100 degrees Celsius; 2. measurement accuracy: 1 degree Celsius; 3. response time: 30s

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

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

- Operating Temperature: -20-60°C

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

- Protection level: IP67 (protective box)

- Weight: 6kg

- Volume: 415×340×165mm