Specications
Page 16 June 2018VRX-UM-02217-EN-04
SPECIFICATIONS
Uncertainty
Volumetric Flow Repeatability
Liquids ±1.0% of reading ±0.25% of reading
Steam ±1.0% of reading ±0.25% of reading
Gas ±1.0% of reading ±0.25% of reading
Mass or Heat Flow Repeatability
Liquids ±1.0% of reading ±0.25% of reading
Steam ±1.0% of reading ±0.25% of reading
Gas ±1.0% of reading ±0.25% of reading
Velocity – Liquid 1.32…32 ft/s (0.402…9 m/s)
Velocity – Gas cube root (140/ρ) ft/s… 300 ft/sec (91 m/sec)
Reynolds Range 10,000…7,000,000 depending on fluid density
Straight Run Pipe Upstream 10 diameters; downstream 5 diameters with one 90° elbow before the meter
Pipe sizes 2…36 in. (50…900 mm)
Fluid temperature –250…400° F (–120…204°C)
Maximum Pressure 1000 psi (68.9 bar)
Wetted Materials Stainless steel 304L
Hot Tap Connections
1-1/2 in: NPT, ASME/ANSI 150, 300 flanges
Sealing assembly: Two ethylene propylene O-rings
Optional removable extractor
Measurement Options Sensors
Volumetric flow rate Dual piezo vortex sensors
Mass flow rate based on
velocity and temperature
Dual piezo vortex sensors
RTD embedded in sensor: 100 Ohm, 3 wire
BTU/Energy
Dual piezo vortex sensors
RTD embedded in sensor: 100 Ohm, 3 wire
External 100 Ohm RTD input
Units of measure
Steam Gases Liquids
Energy (Any Fluid)
Pounds Pounds Pounds BTU
Kilograms Kilograms Kilograms
Tons Tons Tons
Metric Tons Metric Tons Metric Tons
Cubic Feet Cubic Feet Cubic Feet
Cubic Meters Actual Cubic Feet Cubic Meters
Gallons Natural Cubic Meters Gallons
Liters Actual Cubic Meters Liters
U.S. Gallons
Natural Liters
Actual Liters
Units of measure are used for flow rate, mass flow rate, heat/energy flow rate; volume total, mass total, heat/energy total
Measurement interval Second, minute, hour, day
Figure 8: Specifications
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