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Rate Totaliser


The FRT20 battery powered ow rate totaliser is specifically designed for computing & displaying flow rates & totals from flow meters with pulse, sine wave or frequency outputs.

The instrument displays resettable (batch) total, cumulative total and instantaneous flow rate in engineering units as programmed by the user.


  • Battery or external powered, 6 digit large LCD total & 8 digit cumulative totaliser, 5 digit rate display
  • Robust IP66/67~NEMA 4X aluminium field & panel mountable housing
  • Simple flow chart touch key programming
  • Scaleable universal pulse or frequency inputs
  • LCD Backlighting standard
  • PIN protected programming
  • Scaled pulse output
  • Long battery life
  • Non volatile memory
  • Reverse polarity protection

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Download our latest datasheet. Please note that you will need a PDF reader to view the files.

Download Datasheet

Flow Meter Displays

We offer a wide range of displays which give local and remote indication of flowrate and total volume.

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ETL – RN4 Turbine Flow Meter

This flanged range of flowmeters will provide you with a highly accurate way of measuring liquids over the range of 2 to 9000 litres/min.

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ETL – RN7 Turbine Flow Meter

The RN7 hygienic turbine flowmeters are specifically designed for the measurement of liquid flow in the food and pharmaceutical industries.

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Call us on +44(0)1423 522 911 or email

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