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FLC-VT-BAR 1
FLC-VT-BAR
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WIKA · Flow measurement · Family FLC-VT

Venturi tube

Venturi tube for liquid, gas and steam flow measurement with high pressure recovery and low upstream/downstream pipe requirements.
Price
On request
Depends on configuration
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Special features

  • Suitable for liquid, gas and steam flow measurement
  • Accuracy ≤ ±0.5 % of actual flow rate
  • Repeatability of measurement 0.1 %
  • Lowest pressure loss in the family of primary flow elements
  • Calibration may be performed if required
Identification
ModelFLC-VT-BAR
Product familyFLC-VT
SubcategoryVenturi tube
Measuring range
Pipe diameter800 mm
Accuracy
Accuracy0.7 %
Process conditions
Process connection
Butt weldBevelledFlangedDirect tap, threadedDirect tap, flange connectionNPTAnnular chamber tapPiezometric ring
Measurement technologydifferential-pressure
Additional details
Datasheet languagesEN
Tables from datasheet
Basic information
Designs■ ISO 5167-4 ■ ASME MFC-3M
Nominal size and pipe scheduleAll nominal sizes are available in accordance with relevant standards. The pipe schedule must be specified by the customer. Standards cover diameters from 2 ... 48" [50 ... 1,200 mm]. Larger diameters are available on request.
Nominal pressure ratingsAvailable in accordance with all relevant standards.
MaterialsA wide range of materials is available.
Venturi tube, model FLC-VT-BAR, from bar stock
DescriptionThe model FLC-VT-BAR is manufactured from bar stock.The internal profile of this model is obtained by machining.
Internal profile■ As cast ■ Machined ■ As cast with machined upstream and convergent section The respective limits of use vary depending on the selected internal profile.
Nominal size50 ... 800 mm[2 ... 31.5 in]
Beta ratio0.3 ... 0.75
Reynolds number2 x 10 4 ... 3.2 x 10 6
Accuracy0.7 ... 3 %of the provided discharge coefficient
Venturi tube, model FLC-VT-WS, from welded sheet
DescriptionModel FLC-VT-WS is a classical Venturi tube, which is manufactured from welded sheets. For smaller nominal sizes the throat section can be machined from a round bar.
Nominal size200 ... 1,200 mm[7.9 ... 47.2 in]
Beta ratio0.4 ... 0.7
Reynolds number4 x 10 4 ...1 x 10 6
Accuracy1,5 ... 3 %of the provided discharge coefficient