242 Helical Flow Meter


242 Helical Flow Meter
Features
  • Flow range: 1 liter/min to 500 liters/min (0.26 to 132 gpm)
  • Accuracy (at 30cp): ± 0.2% of reading over 50:1 range
  • Maximum Operating Pressure: 35 or 240 bar (500 or 3500 psi)
  • Displacement: 0.182 liters/rev (11.1 in3/rev)
  • Weight: 18.1 kg (40.0 lbs)
  • Recommend Filtration: 150 micron (100 mesh)
  • Port Size: 2.5" NPT or 2.5" (DN65) flange
  • Fluids: Most non aqueous, hydrocarbon based liquids

 

Materials of Construction

  • Body: Stainless steel, type 303
  • Rotors and shafts: Stainless steel, type 303
  • Bearings: Stainless steel 440C
  • Seals: Viton® "O" rings - standard; Teflon®, Perfluoroelastomer - optional

 


 

Transmitter Variations (dependent on model #)

Model

295 Frequency

  • Output Signal: 5V pulse (current sinking and quadrature, also available)
  • Output Resolution: 1000 pulses/rev
  • Temperature Rating: 
  • Standard: 90°C ; Two Piece Ultra High Temp: 225 °C

295 Analog

  • Output Signal: ± 20mA or ± 10V
  • Output Resolution: 16 bit
  • Temperature Rating: 
  • Standard: 90°C ; Two Piece Ultra High Temp: 225 °C

289 Frequency 

  • Output Signal: 5V pulse
  • Output Resolution: Variable
  • Temperature Rating: 
  • Standard: 240°C  (465 °F)

 Compliance: CE Certified, Ex-proof version available with ATEX/IECEx II 2 G Ex d IIB Tx Gb as well as UL, cUL certification for Class 1, Division 1, Groups C and D, Tx

 

Dimensional Drawing

242 Helical Flow Meter

 

Pressure Drop Curve 

242 Helical Flow Meter