Flow Measurement at Overflow Sil

Wastewater Treatment Plant-Stormwater Treatment Facilities


  • Pipe with 1.5m diameter, overflow on the side
  • Partially filled
  • Concrete construction


Definition of Task

  • Stormwater overflow measurement in intake area of a WWTP according to EC self-monitoring regulation 
  • Detection of overflow volume, overflow time and duration according to German DWA directives


  • The non-contacting ultrasonic measurement system NivuMaster has been used. 
  • All established discharge characteristics, which may be selected depending on the shape of the sill, are stored in the transmitter.


  • No additional PLC required, since daily volumes and total volumes are detected and saved internally
  • Quick and easy system programming thanks to clear text menus in dialog mode

Used products

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