MÁY ĐẾM HẠT TRONG DẦU

Operation

Principle of operation

Laser obscuration

Test methods

4 embedded test methods, user programmable

ISO 4406; ISO 60970; ASTM D7647; ISO 11171

Particle size range

ISO 11171: 4μm(c) to 70μm(c) (calibration for larger sizes available on request)

Test duration

Less than 3 minutes

Pressure (max)

Online pressure 10 bar gauge

Sample temperature range

Ambient 0 to 70 °C

Operating temperature range

Ambient 5 to 40 °C

Relative humidity (max)

80% @ 40 °C

Sampling method

Bottle sample and continuous

Programmable test method parameters (via PC)

Size

Protocol (number of repeat measurements, flush volume before first measurement, flush volume between measurements, flush between measurements)

Single or automated repeat tests, interval between repeat tests

Display and control system

Real time test progress and results, touchscreen

Measurement

Measuring channels

16 size channels displayed on instrument,

4μm(c) to 70μm(c) and 2μm to 100μm (ISO 4402 sizes)

Counts per measurement (max)

30,000 per ml

Coincidence error limit

30,000 particles/ml ≥4μm(c) with ≤ 5% co-incidence error (ISO 11171)

Sample viscosity (max)

1500 mm2/s at 20 °C

Sample volume (typ)

150 ml (includes 10 flush cycles and 5 measures)

Sample delivery

Integral Dual Piston Pump (DPS) upstream of the cell

Sample flow rate

30 ml/min ±5 ml/min

Data Management

Results format

Cumulative, Particles/ml, ISO 4406 cleanliness codes/classes Numerical and graphical display

Memory

500,000 result memory

Print via internal printer, export to LIMS, USB or QR code

Connectivity

RJ45 Ethernet or USB

Number of calibration points

16 (MTD)

Power requirements

Voltage

100/240 V, 50/60 Hz, Auto-sensing universal power supply

Physical

Size (HxWxD) / Weight

370 x 230 x 270 mm / 6 kg