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Preso®

Preso® Differential Pressure flow meters are precision-engineered to offer exceptional turndown ratios and superior accuracy. Designed to accommodate any manufacturer’s pressure transducer, the Preso family offers a complete line of primary flow elements including Pitot tubes, venturi meters and wedge meters.

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Cone Differential Pressure Flow Meter
Cone Differential Pressure Flow Meter
Size
12...609 mm
1/2...24 in.
Accuracy
±0.5%
±0.5%
View Product
COIN® Wedge, Flange Process by Flange Instrumentation (Model FF) Flow Meter
COIN® Wedge, Flange Process by Flange Instrumentation (Model FF) Flow Meter
Size
12...1219 mm
1/2...48 in.
Temperature Range
Up to 815 °C
Up to 1500 °F
Pressure Range
Dependent on flange rating
Dependent on flange rating
Accuracy
(uncalibrated) ±3% (calibrated) ±0.5%
(uncalibrated) ±3% (calibrated) ±0.5%
View Product
Ellipse AR
Ellipse® AR Annular Flow Meter
Size
50…1820 mm
2...72 in.
Temperature Range
Up to 426° C
Up to 800° F
Flow Range
20…130,000 lpm
5.3...34,340 gpm
Pressure Range
Up to 55 bar
Up to 800 psi
View Product
Model SSM Venturi Nozzle Flow Meter
Model SSM Venturi Nozzle Flow Meter
Size
13...1524 mm
1/2...60 in.
Temperature Range
Up to 815° C
Up to 1500° F
Flow Range
0.95...3,122,965 lpm
0.25...825,000 gpm
Pressure Range
Up to 620 bar
Up to 9000 PSI
View Product
Model LPL Venturi Low Pressure Loss Flow Meter
Model LPL Venturi Low Pressure Loss Flow Meter
Size
13...1524 mm
1/2...60 in.
Temperature Range
Up to 815 °C
Up to 1500 °F
Flow Range
0.95...3,122,965 lpm
0.25...825,000 gpm
Pressure Range
Up to 620 bar
Up to 9000 PSI
Accuracy
(uncalibrated) ±3% (calibrated) Up to ±0.5%
(uncalibrated) ±3% (calibrated) Up to ±0.5%
View Product
Model SSL
Model SSL Venturi Classic Flow Meter
Size
13...1524 mm
1/2...60 in.
Temperature Range
Up to 815° C
Up to 1500° F
Flow Range
0.95...3,122,965 lpm
0.25...825,000 gpm
Pressure Range
Up to 620 bar
Up to 9000 PSI
View Product
COIN® Wedge Wafer (Model NW) Flow Meter
COIN® Wedge Wafer (Model NW) Flow Meter
Size
13...101 mm
1/2...4 in.
Temperature Range
Up to 426 °C
Up to 800 °F
Pressure Rating
Dependent on flange rating
Dependent on flange rating
Accuracy
(uncalibrated) ±3% (calibrated) ±0.5%
(uncalibrated) ±3% (calibrated) ±0.5%
View Product
COIN® Back-to-Back Wedge (Model NN) Flow Meter
COIN® Back-to-Back Wedge (Model NN) Flow Meter
Size
12...152 mm
1/2...6 in.
Temperature Range
Up to 426 °C
Up to 800 °F
Pressure Range
Dependent on flange rating
Dependent on flange rating
Accuracy
(uncalibrated) ±3% (calibrated) ±0.5%
(uncalibrated) ±3% (calibrated) ±0.5%
View Product
COIN® Butt Weld Wedge (Model NB) Flow Meter
COIN® Butt Weld Wedge (Model NB) Flow Meter
Size
12...406.4 mm
1/2...16 in.
Temperature Range
Up to 426 °C
Up to 800 °F
Pressure Range
Dependent on flange rating
Dependent on flange rating
Accuracy
(uncalibrated) ±3% (calibrated) ±0.5%
(uncalibrated) ±3% (calibrated) ±0.5%
View Product

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Our Technology

Learn about the differential pressure technology behind our Preso meters and how they work.

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Badger Meter is an industry-leading innovator in flow measurement, water quality and control products, serving water utilities, municipalities and commercial and industrial customers worldwide.

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