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Axioma MeteringModel QALCOSONIC W1 -Ultrasonic Water Meter

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Ultrasonic water meter QALCOSONIC W1* is designed to accurately measure cold and hot water consumption in households, apartment buildings, and commercial premises.

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  • Static method of water flow measurement, no moving parts
  • Very high metering accuracy
  • Eliminates measuring deviations caused by sand, suspended particles or air pockets
  • Long-term measurement stability and reliability
  • 9 digits, multi-line LCD. Total volume and instantaneous flow rate indication
  • Sensitive and accurate in low flows, down to 1 l/h
  • Ready for AMR with NFC, wM-Bus, LoRaWAN technologies

  • Temperature class T30, T50, T30/90, T90
  • Nominal flow 1.6 / 2.5 / 4.0 m³/h
  • Wide measurement range Q3/Q1 = R 80/160/250/315/400/500/800 (optional)
  • No straight sections are required before or after the meter 
  • Installation in any position (vertically, horizontally, diagonally) 
  • No measurement of air
  • Environment class E2/M1
  • Protection class IP68
  • ominal pressure PN16
  • Internal datalogger
  • Maintenance-free device, battery lifetime up to 16 years * depending on communication settings 
  • Bi-directional flow measurements
  • Flow direction indication
  • Meter parameterisation and archive reading via NFC or optical interface
  • Durable composite body
  • Measurement units: m³-m³/h