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Axioma Ultrasonic Water Meter LoRaWAN



This smart Axioma ultrasonic water meter is the new flagship of the Axioma QALCO range of metering products. It is a new generation patented design, with wide communication possibilities, IoT technology, impeccable metering accuracy and an outstanding durable housing. This metering device measures the flow of water using ultrasonic technology. The ultrasonic method is one of the most quickly-developing solutions in numerous sectors, because it can identify and immediately react to the tiniest changes in any system. Together with a high dynamic range, this ensures an exclusive flow metering accuracy and precision even with the smallest water flows. This guarantees a cost reduction of 10-20 %. The design of QALCOSONIC W1 represents a new technological evolution. The ultrasonic water meter QALCOSONIC W1 is designed for accurate measurement of cold and hot water consumption in households, apartment buildings and commercial premises.


  • Temperature class T30, T30/90, T90
  • Nominal flow 1.6 / 2.5 / 4.0 m3/h
  • Wide measurement range Q3/Q1 = R 250/400/800 (optional)
  • No straight sections required
  • Installation in any position
  • No measurement of air
  • Environment class E1/M1
  • Protection class IP68
  • Nominal pressure PN16
  • Metering archive registration
  • Maintenance free device, battery lifetime > 16 years
  • Bi-directional flow measurements
  • Flow direction indication

See it in action

See below real life use cases for the Axioma Ultrasonic Water Meter LoRaWAN NB-IoT, please contact us if you want to find out how to install or implement your smart water meter solution using the IQnexus LoRaWAN ModBus Master Transceiver.