Orifice plate flowmeters Series PR

Débitmètres en dérivation PR Débitmètres en dérivation PR61
Application areas
Suitable for fire protection systems and cooling circuits, among others.
Product description
Orifice plate flowmeters for liquid, gas and steam service. Mounting in horizontal or vertical pipes. Supply of orifice plate and by-pass flowmeter. Isolation valves and by-pass circuit are not supplied.
Technical specifications

Indication by means of by-pass flowmeter

Materials:

  • EN 1.4404 (SS 316L), PVC, PP, … others on request

Measuring ranges:

  • 2 m3/h … 20000 m3/h H2O
  • 30 Nm3/h … 300000 Nm3/h air

Accuracy:

  • +-4% f.s.

Connections:

  • DN50 … DN1000
  • Orifice plate mounted between flanges
  • Flowmeter fittings threaded, flanged or solvent weld socket
  • Pressure inlets ¾” BSP

Local indication

Options:

  • 1 or 2 adjustable switches (different options according to by-pass flowmeter)
  • 4-20 mA output, Ex version on request, according to transmitter model
  • HART ™ protocols, Profibus, Fieldbus on request, according to transmitter model