Wedge flowmeter

Suitable for low flow rates and fluids with impurities

GENERAL DATA

  • Standards: ISO 5167-1 & 6 or R.W. MILLER.
  • Solder (BW) or flanged connection
  • Material: Standard: 304L / 316L stainless steel, others according to your application.
  • Fluid: liquid, gas, steam.
  • Diameter of pipes: from 12.5 to 600 mm.
  • Bi-directional measurement possible.
  • Accuracy: 2% of max flow.
  • Repeatability of the measure: 0.1%

ISO 5167-1&6 R.W. MILLER
ReD Reynolds number in pipework 1.104 ≤ ReD ≤ 9.106 ReD > 500
D Pipe interior diameter     50 mm ≤ D ≤ 600 mm 12,5 mm ≤ D ≤ 600 mm
H Orifice height H > 10 mm H > 12,5 mm
H/D Ratio of height 0,2 ≤ H/D ≤ 0,6 0,2 ≤ H/D ≤ 0,5
β coin β equivalent 0,377 ≤ β ≤ 0,791 0,30 ≤ β ≤ 0,71

You can find below our most frequently asked questions / answers.

If you do not find the answer you are looking for, please contact us either by phone at +33 (0)5.59.30.85.20 or via the contact form. We will respond as soon as possible.

Under what conditions is it appropriate to use a wedge flowmeter?

A wedge flow meter according to ISO 5167-6 is often used for fluids loaded with impurities. It has no constraint from this point of view and can accept all types of dirty fluids.