Model : HIAC ROC | Category : Online Liquid Particle Counters | Brand : Beckman Coulter
HIAC ROC particle counters are constructed for harsh environments. The HIAC ROC excels in high pressure and high temperature applications and offers carefree maintenance. Serving a wide range of industrial and mobile applications, multipoint system monitoring as well as point-of-use applications.

Instant liquid particle counting results
Real-time liquid particle counting contamination and condition information available for quicker decision-making in oil analysis applications. Can fit to any application
Sample a wide range of oil-based products with 2 to 424 cSt range, along with high temperature and pressure options. Data available on highly visual local display
Local display offers ISO codes for each liquid particle count channel, alarms and status information. HIAC accuracy, reliability and service
The ROC on-line liquid particle counter offers the long-life laser diode, required for 24-hour continuous on-line operation.

  • Multipoint system monitoring
  • Hydraulic presses and machines
  • Filter carts
  • Fluid fill stations
  • Hydraulic power units
  • Reclamation station
  • Component test stands

Spec Value
Light Source Laser diode
Performance Verification Optional validation certificate available (ISO MTD at 2.8 mg/L concentration)
Sizes 4, 6, 14, and 21 μm (ISO MTD)
Reproducibility 0.5 ISO code (minimum concentration ISO MTD 2.8 mg/L , maximum ISO code = 24)
Display Optional local display presents ISO codes, NAS or SAE codes, alarms, fluid temperature and status
Power 9 to 33 VDC, 150 mA (power must be supplied to instrument for operation)
Output RS-232, RS-485, Modbus, alarms, local and remote displays
Reports ISO 4406 and codes for 4, 6, 14, 21 μm (ISO MTD), particles/mL
Fitting Connections SAE –4 and –8
Sensor Flow Rate 50 to 500 mL/min (0.01 to 0.1 gal/min) through view area
Fluid Compatibility Hydraulic and lubrication oils, mineral, synthetic (Phosphate Ester option)
Viscosity 2 cSt (32 SUS) to 424 cSt (viscosities tested at ambient temperature: 25°C +/- 2 degrees)
Environment Operating Temperature -10 to 60°C (-14 to 140°F)
Storage Temperature -40 to 85°C (-40 to 185°F)
97% relative humidity, non-condensing
IP Rating 66
Sample Pressure 20-7250 psi (Model dependent)

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