Sigra manufactures flow meters for both gas and liquid flow applications. These take the form of:

Differential pressure devices including:

  • Orifice plates – industry standard devices with 8:1 flow ratio
  • Self varying geometry orifice plates suitable for liquids with a 60:1 flow ratio

Positive displacement flow meters for gas:

  • 20 ml/stroke electronically recording a time on each stroke
  • Flow rate 0.2 to 2900 litre/day