The Bopp & Reuther Type OP oval wheel meters from HMA Instrumentation are used for measuring liquids such as gasoline, heating oils, lubricating oils, diesel oil, bioethanol and some chemical liquids.
Features include:

  • Oval wheel meter for mid to high viscosity liquids
  • Low pressure loss
  • High lifespan
  • Double case meter design
  • No straight inlet and outlet pipe sections required
  • Measuring principle independent of the viscosity
  • Easy start-up
  • Maintenance-free

Technical data:

Nominal size: 15 mm to 150 mm
Process connection: Flange according to DIN or ANSI material, pressure-relevant cast steel, stainless steel
Wetted parts: Aluminium or stainless steel
Flow range: 5 litres/h to 5 000 litres/min
Accuracy: ± 0.2% to ± 0.5%
Repeatability: ± 0.02%
Optional special calibration: ± 0.15%
Viscosity: 0.3 to 120 mPa
Process temperature: –10°C to 110°C
Process pressure: Maximum 40 bar
Ex protection: Flameproof or intrinsic