Flow Meter

Compressed Air Alliance sells Pitot Tube, Thermal Mass and Vortex Flow Meters for compressed air and inert gas systems. Our flow meters are suitable for both permanent and temporary installations.

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Flow Meter
Vortex Flow Meter
USD $1,951 – USD $8,799

The Vortex flow meter is perfectly suited for measuring the volume of gases and steam using the Karman vortex principle.

Flow Range
1.5 to 300 Nm/sec (5 to 931 ft/sec)

Gas Pressure Range
up to 63 bar (913 psi)

Gas Quality
Wet, dirty compressed air, steam and inert gas systems

Pipe Sizes
DN15 to DN300

Accuracy
Flow: ±1.5% reading, ±0.3% full scale

Output
Modbus (RS485)

Measure
Flow, Pressure, Temperature

Power Requirement
18 to 30VDC / 10W@24V

Bi-directional
No

Measurement Principal
Volumetric

Application
Manufacturing and industrial use
Temporary or permanent installation

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Flow Meter
Pitot Tube Flow Meter
USD $2,189 – USD $2,831
Pitot Tube flow meter. Ideally suited to wet, dirty and high velocity compressed air and inert gas systems that contain some level of contamination.

Flow Range
5 – 300 Nm/s (17 to 984 ft/s)

Gas Pressure Range
up to 17 bar (247 psi)

Gas Quality
Wet, dirty and high velocity compressed air and inert gas systems

Pipe Sizes
DN25 to DN600

Accuracy
Flow: ±1.5% reading, ±0.3% full scale
Pressure: ±0.5% full scale

Output
Modbus (RS485) and 4-20mA

Measure
Flow, Consumption, Pressure, Temperature

Power Requirement
18 to 30VDC / 6.5W@24VDC

Bi-directional
Optional

Measurement Principal
Volumetric

Application
Manufacturing and industrial use
Temporary or permanent installation

Accessories
Our Flow Meters have BSP thread. If your fittings are NPT thread, you will need a BSP to NPT adapter
The transparent Flow Meter Enclosure will protect the flow meter head from liquids and other damage
Extra M12 connectors and data cables are available on the Accessories page

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Flow Meter
Thermal Mass Flow Meter
USD $1,938 – USD $2,309
Insertion type, thermal mass flow sensors. Good option where shutting down the system is difficult or impossible

Flow Range
0.1 to 250 Nm/s (0.3 to 820 ft/sec)

Gas Pressure Range
up to 50 bar (725 psi)

Gas Quality
Clean and dry compressed air and inert gases

Pipe Sizes
DN20 to DN600

Accuracy
Flow: ±1.5% reading, ±0.3% full scale
(high accuracy ±1% reading, ±0.3% full scale available on request)

Output
Modbus (RS485) and 4-20mA

Measure
Flow, Mass Flow, Consumption, Temperature

Power Requirement
18 to 30VDC / 5W@24VDC

Bi-directional
No

Measurement Principal
Mass Flow

Application
Manufacturing and industrial use
Temporary or permanent installation

Accessories
Our Flow Meters have BSP thread. If your fittings are NPT thread, you will need a BSP to NPT adapter
The transparent Flow Meter Enclosure will protect the flow meter head from liquids and other damage
Extra M12 connectors and data cables are available on the Accessories page

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Flow Meter
Inline Flow Meter
USD $1,119 – USD $1,610
Inline type, thermal mass flow meter. Flange (DIN) or R-Thread pipe connection. Suitable for pipe sections from DN15 to DN80.

Flow Range
0.1 to 250 Nm/sec (0.3 to 820 ft/sec)

Gas Pressure Range
up to 40 bar (600 psi)

Gas Quality
Clean and dry compressed air and inert gases

Pipe Sizes
DN15 to DN80

Pipe Connection
Flange or R-Thread

Accuracy
Flow: ±1.5% reading, ±0.3% full scale
(high accuracy ±1% reading, ±0.3% full scale available on request)

Output
Modbus (RS485) and 4-20mA

Measure
Flow, Mass Flow, Consumption and Temperature

Power Requirement
18 to 30VDC / 5W@24VDC

Bi-directional
No

Measurement Principal
Mass Flow

Application
Manufacturing and industrial use
Temporary or permanent installation

Accessories
The transparent Flow Meter Enclosure will protect the flow meter head from liquids and other damage
Extra M12 connectors and data cables are available on the Accessories page

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Accessories
Flow Meter Enclosure
USD $175
Transparent flow meter enclosure, suitable for use with Compressed Air Alliance Flow meters. Protect the flow meter head from water, dust and other damage. Quick installation. Easy to disassemble.

Material
Transparent polycarbonate shell

IP Rating
IP66

Ambient Temperature Range
-20°C to +80°C (-4°F to +176°F)

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Dew Point Sensor
Power Pack
USD $63
24vDC Power Supply with M12 connector for use with Compressed Air Alliance’s dew point, flow, pressure and temperature sensors

Interchangeable plugs – Australia, UK, Europe and USA

24vDC output – M12, 5 pin female connector

100-240vDC input

50W

2.1 Amp

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Accessories
Cables
USD $18 – USD $39
5 wire sensor / instrument / data cables. Perfect for connecting pneumatic sensors to 24vDC power, Modbus output, 4-20mA output, displays, SCADA systems and more.

These cables can be used with Compressed Air Alliance’s: Data Acquisition System, Dew Point Sensors, Flow Meter, Pressure Sensors, Power Meters and Temperature Sensors.

Extra M12 connectors and data cables are available on the Accessories page

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Accessories
BSP to NPT Adapter
USD $21
Stainless Steel (304SS) 1/2″ BSP to NPT adapter.

1/2″ BSP female to 1/2″ NPT male thread.

Perfect for use with Compressed Air Alliance’s flow meters.

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