The PAMAS AS3 Autosampler is a fully automated laboratory particle counter for the unattended measurement of up to 600 samples per day.


Fluid samples including but not limited to:

  • Hydraulic Oil
  • Turbine and insulation oils
  • Gear oils
  • Water based hydraulic fluids
  • Phosphate ester based hydraulic fluids
  • Diesel
  • Kerosene

Product features

  • Customizable footprint size due to modular structure
  • Enclosed sample area to prevent cross contamination via airborne particulate
  • Customizable measurement settings including agitation, pre-run and sample volume
  • Unattended measurement of up to 600 samples per day
  • Undiluted measurement of samples with up to VG 100. Depending on the dilution applied, higher viscosities are possible.
  • Use of customized sample vessels with a max. height of 180 mm
  • Integrated sample preparation by ultrasonication
  • Sample dilution function
  • Automatic cleaning of sampling probe and flowpath
  • Automatic refill and filtration of dilution fluid/cleaning fluid
  • Data transfer in universal format (.xml)
  • LIMS integration possible
  • PDF measurement reports

Standards and methods

ISO 11171 ISO 4406 SAE AS4059 ASTM D7647 ISO 11500  

Volumetric Sensor

Size range:
4–70 µm(c) (ISO 11171) 
Max. particle concentration:  24,000 P/ml (Coincidence error of 7.8 %) at 25 ml/min.
Other sensors for larger particle sizes or higher concentrations are available on request.