Portaflow 330 Ultrasonic Flow Meter


Portable Clamp-on Flow Meter display instantaneous fluid flow rates or velocity. Operating Temp -20°C to +135°C,-20°C to +80°C.


Portaflow 330 Portable Clamp-on Flow Meter

Our portable flow meter solutions are ultrasonic, clamp on and non-invasive, for closed pipe applications. This means no interruption to process and no downtime whilst the portable flow meter units are installed.


  • Light-weight, hand-held instrument with large, easy to read graphic display and switchable backlighting
  • Flow range 0.1m/sec to 20m/sec bi-directional
  • Two types of transducer sets supplied for use with pipes ranging 13mm – 2000mm outside diameter
  • 10 selectable operating languages
  • Simple to follow dual function keypad
  • Simple ‘Quick Start’ set up procedure
  • Continuous flow monitoring, with ‘Totalised’ option
  • Data logging with up to 98k stored data points
  • Data logging can be controlled manually or set-up for timed operation, allowing unattended operation
  • Logged data can be viewed as text or graphically, with the ability to scroll to any stored event
  • RS232/USB outputs for downloading data logger contents to PC. Live data logging also available at these outputs
  • Pulse output, 4-20mA, 0-20mA or 0-16mA output with simple range calibration
  • Rechargeable battery with up to 20hrs continuous battery operation depending on load
  • Mains/battery operation with battery management
  • Flow Range – 0.1m/sec to 20m/sec bi-directional
  • Display – 64 x 240 pixels graphic display
  • Programming via 16 key control panel
  • Battery or mains operation rechargeable battery
  • Battery Life – 20 hours from fully charged, depending on load
  • Power – 110 – 240VAC +/-10% supply via PSU
  • 9 user selectable languages
  • CE approved


System Overview
‘A’ Transducers in mounting rail 13mm OD to 115mm OD pipes
‘B’ Transducers in mounting rail  50mm OD to 2000mm OD pipes
Optional Transducers ‘D’ for pipes > 1500mm up to 5000mm.
Transducer Operating Temp ‘A’&‘B’ -20°C to +135°C. ‘D’ -20°C to +80°C. ‘A’&‘B’
Outputs Opto Isolated 0/4 –20mA; RS 232/USB; 5v pulse @ 1 pulse/sec max
Data Logging 200,000 data points. Up to 20 named recording blocks. Data displayed locally in text or graph format. Real time or stored. Can be downloaded via RS232 or USB port to Windows based PC