Water flow rate calibrator

calWFR is designed for accurate water flow measurement and calibration in the field, in the production, or in the lab.

calWFR offers outstanding accuracy and ease of use for calibrating other flowmeters of various types. The portability feature of this calibrator allows the user to calibrate in a laboratory or to assure the accuracy of production flowmeters in place.

Main features: 

  • water flow rate measurement
  • high accuracy
  • wide flow range
  • individually calibrated
  • portability
  • low pressure loss

Main functions:

  • water flow rate accurate measurement
  • calibration of other water flow meters  

Tranducers included:

  • magnetic water flow transducer

Other components:

  • hydraulic pump
  • manual regulating valve
  • air vent
  • aluminium profiles frame with 2 handles

Other functions:

  • different water flow rates produced with a manual regulating valve

Technical data: 

  • water flow rate range: 0 - 30 l/m
  • accuracy: +/- 0.25% of the set value
  • water supply min 3 bar, max 6 bar
  • electric supply 230V 50Hz 13A
  • size cm 65 x 46 x h.48
  • weight kg 36
  • 3/4" water supply
  • 3/4" outlet to the process
  • CE certification


  • electronic acquisition of the measurements and elaboration through dedicated software.