Portasonic® 2.FL0

The Portasonic® 2.FL0 is a handheld, clamp-on ultrasonic transit time flow meter, for measuring the volumetric flow rate of clean liquids in pipes. The Portasonic® 2.FL0 is calibrated in an ISO 17025 accredited laboratory.

2nd Generation Portable Ultrasonic Flow Meter
P/N: PSO12
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The Portasonic® 2.FL0 is a handheld ultrasonic flow meter for testing on an wide variety of different pipe dimensions, liquid types, measurement methods, flow speeds and environments. The unit has a straightforward testing process with a step by step guide on how to set your flow meter up before measuring. The user simply needs pipe diameter, wall thickness and liquid type information, to be able to easily and accurately measure flow rate.

Each device is individually calibrated in a ISO 17025 approved facility to ensure the equipment measurement accurately to 1%. Each unit is issued with its own calibration certificate indicating approved accuracy ratings. Multiple sensors are also available depending on the different pipe dimensions.

Sensors available for a range of pipe diameters. For fluid temperature exceeding 90°C, high temperature sensor available up to 160°C. For installation in tight spaces, please note the sensor dimensions below. Loose sensors can be supplied if options below are too large:

Portasonic®2.FL0 sensor options


  • No mount*
    • Pipe diameter range: 15mm – 100mm
    • Sensor dimensions: 45mm x 25mm x32mm
  • With mount
    • Pipe diameter range: 15mm – 100mm
    • Sensor dimensions: 318mm x 59mm x 85mm
  • Operating temperature: -30C to 90C


  • No mount*
    • Pipe diameter range: 50mm – 700mm
    • Sensor dimensions: 64mm x 39mm x44mm
  • With mount
    • Pipe diameter range: 50mm – 300mm
    • Sensor dimensions: 568mm x 59mm x85mm
  • Operating temperature: -30C to 90C


  • No mount*
    • Pipe diameter range: 300mm – 6000mm
    • Sensor dimensions: 97mm x54mm x53mm
  • Operating temperature: -30C to 90C

*For sensors without mount, jubilee clips are provided to secure the sensors to the pipes.






±1% of reading at rates >0.2m/s

Response Time

0-999 seconds user-configurable

Maximum Velocity

±32 m/s

Pipe Size

15mm-6000mm (different sensors available for different pipe sizes)


Net, Positive and Negative Flow

Liquid Types

Will work on most types of non-aerated liquids with low solid particle content such as water, sea water and most oils.


LCD display with 4 x 16 Letters

Communication Interface


Transducer Cable Length

Standard 5m x 2, optional 10m x 2

Power Supply

3 AAA built-in, non-removable NiH 2000 mAh batteries. Lasts up to 12 hours of operation when fully charged.

Data Logger

Built-in data logger can store over 2000 lines of data

Housing Materials

Black Anodised Aluminium (Casing), ABS Plastic (Sensors), Aluminium (Guide Rails)

Main Unit Dimension

225mm (Height) x 110mm (Width) x 35mm (Depth)

Main Unit Weight

650g with batteries
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