Wedge Meter Type EWF

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Typical Applications

EMCOWEDGE is used as primary element in flow measurement of liquid, gas and steam according to the differential pressure principle.

The EMCO compact orifice

Design and calculation standards :

• EN, PED 97/23 EC, ANSI/ASME and RW Miller
• Sizes : DN 50 - 900 2" – 36"
• Pressure rating : PN 10 - 250, 150 - 1500 lbs
• Material : Carbon steel P235GH, P250GH, P265GH, A105N, A106 Gr. B, AISI 316, Duplex, Super Duplex, 6Mo, heat-resisting steels, other materials on request
• Mounting style : Flanges connection according to DIN or ANSI
• Pressure taps : DN 50 and DN 80, 2" and 3"
• Flange facing : Flat or raised face according to DIN 2526 or flat, raised face or ring type joint according to ANSI B 16.5
• Element ratio (H/D) : 0,2, 0,3, 0,4 and 0,5 (0,4 is standard).

Technical Data

• Accuracy : +/- 4-5 % (un-calibrated), +/- 0,5 % (calibrated).
• Repeatability : +/- 0,2 %
• Pressure loss : 40 % of measured differential pressure with ratio H/D 0,4
• Limits for Reynolds No. : Re > 500
• Viscosity : Up to 3000 Cp
• Installation requirement : >5 x D up-stream and &gt

Advantages

Very suitable for viscous liquids.
Not sensitive to solid particles in the fluid. Bi-directional flow possible.
For very low Reynolds Nos.
Suitable for erosive fluids.
No risk of clogging. Self cleaning.

Accessories

Shut-off valves and condensing
chambers for steam flow measurement.

Sizes

DIN Flanges

Applications:-

Bitumen, high viscosity oils, paints media with solids and abrasive applications.

Works with:-

Differential pressure transmitters:-IDP10; IDP15; IDP25; IDP31; IDP50
And all our Absolute Pressure and Gauge Pressure transmitters, Temperature sensors and mass flow computers.
MultiVariable Transmitters :- IMV25, IMV30

Supplied by DP-Flow