Axioma by SensorWorks - Water Meter DN20 LoRaWAN Sensor

Ultrasonic water meter QALCOSONIC W1 is designed for accurate measurement of cold and hot water consumption in households, apartment buildings, and small commercial premises.

• Static method of water consumption measurement, no moving parts
• High accuracy calculation of water consumption
• 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 1l/h
• NB-IoT and AMR, NFC, LoRa technology ready

• APPROVALS 

  Metrology:

  • MID (2014/32/ES) 
  • NMI (Australia)
  • Ukrmetrteststandart (Ukraine)

  • Izraeli type approval certificate

  Communication:

  • LoRaWAN

  Radio:

  • FCC (USA)      
  • FCC (Canada)     
  • UKRCHASTOTNAGLYAD (Ukraine)

  Hygienic approvals:

  • WRAS (UK)  
  • ACS (France)
  • ICIM (Italy)  
  • KIWA (Netherlands)    
  • PZH (Poland)      
  • OCP (Chile)

  Approvals in progress:

  • KTW (Germany)

  TECHNICAL FEATURES

  • Temperature class T30, T50, 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 E2/M1
  • Protection class IP68
  • Nominal pressure PN16
  • Metering archive registration
  • Maintenance free device, battery lifetime > 16 years
  • Bi-directional flow measurements
  • Flow direction indication
  • Meter parametrisation and archive reading via NFC or optical interface
  • Durable composite body
  • Measurement units: m3-m3/h,
    Gal-GPM. ft3-ft3/h (optional)
  • Strainer and back flow valve (optional)
  • OIML R49 Compliant / EN ISO 4064
  • RoHS Directive Reach