In-line Smart Ultrasonic Water Meter

UFM Series

In-line smart ultrasonic water meter ufm series
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UFM Series SMART water meter is designed for portable water consumption application with precision measurement at lowest flow rate possible. Advance technology and no moving parts makes the device more reliable and durable.

It is future ready being compatible with IoT, M-Bus or RS 485 allowing customer to manage water consumption more effectively and efficiently.

UFM Series SMART water meter has measuring accuracy that conforms to ISO 4064 & OIML R49 Standard of “Water Meters for cold portable water and hot water”.

  • High Accuracy Measurements
  • No Moving Parts for lifetime accuracy
  • Flow sensitivity starting as low as 1.5L/h for DN15 meter.
  • Obstruction free flow tube minimizes head loss and risk of damage to the sensors.
  • Bi-directional measurement available
  • Internal Data Logger with high capacity EEPROM.
  • IoT ready for connectivity to Smart City Networks. Other interface available. E.g. M-Bus, RS485 and etc.
  • Suitable for Vertical or Horizontal mounting
  • Battery-packed version available to provide a cableless solution
  • UFM series water meter complies to OIML R49 and ISO 4064
  • Encapsulated IP68 protection
  • No maintenance required
  • Residential buildings
  • Commercial buildings
  • Industrial buildings

UFM100 Technical Specifications


Size DN15 DN20 DN25 DN32 DN40 DN50
Constant Flow Q3 (m³/h) 2.5 4 6.3 10 16 25
R100 Q2 /Q1 (m³/h) 0.04/0.025 0.07/0.04 0.1/0.063 0.16/0.1 0.26/0.16 0.4/0.25
R160 Q2 /Q1 (m³/h) 0.025/0.016 0.04/0.025 0.07/0.04 0.1/0.063 0.16/0.1 0.25/0.16
R250 Q2 /Q1 (m³/h) 0.16/0.01 0.025/0.016 0.04/0.025 0.07/0.04 0.1/0.063 0.16/0.1
Body Material Brass, DN15-DN20 (optional: plastic)
Accuracy Class Class 2
Pressure Rating PN16 (standard), PN25 (upon request)
Environmental Class Class O
Electromagnetic Class E1
Pressure Loss Class Δp 63
Flow Sensitivity Class U5/D3
Temp Class T50, T30
Data Logger With 650 daily totals and 24 monthly totals
Communication M-Bus, RS485, IoT (LORA, NB-IoT), 4-20mA, Pulse and etc.
Power Supply 24VDC, Except 3.6VDC (Replaceable Lithium Battery) for IoT purpose
Measurement Cycle Once per second

UFM200 Technical Specifications


Size DN50 DN65 DN80 DN100 DN125
Constant Flow Q3 (m³/h) 25 40 63 100 160
R100 Q2 /Q1 (m³/h) 0.4/0.25 0.63/0.4 1/0.63 1.6/1 2.5/1.6
R160 Q2 /Q1 (m³/h) 0.25/0.16 0.4/0.25 0.4/0.25 1/0.63 1.6/1
R250 Q2 /Q1 (m³/h) 0.16/0.1 0.25/0.16 0.4/0.25 0.63/0.4 1/0.63
Measuring Path 4 Paths
End Connection Flange (PN16), Others upon request
Body Material Ductile Iron, Stainless Steel (optional)
Accuracy Class Class 2
Pressure Rating PN16 (standard), PN25 (upon request)
Environmental Class Class O
Electromagnetic Class E1
Pressure Loss Class Δp 63
Flow Sensitivity Class U5/D3
Temp Class T50, T30
Data Logger With 650 daily totals and 24 monthly totals
Communication M-Bus, RS485, IoT (LORA, NB-IoT), 4-20mA, Pulse and etc.
Power Supply 24VDC, Except 3.6VDC (Replaceable Lithium Battery) for IoT purpose
Measurement Cycle Once per second

Size DN150 DN200 DN250 DN300
Constant Flow Q3 (m³/h) 250 400 630 1000
R100 Q2 /Q1 (m³/h) 4/2.5 6.3/4 10/6.3 16/10
R160 Q2 /Q1 (m³/h) 2.5/1.6 4/2.5 6.3/4 10/6.3
R250 Q2 /Q1 (m³/h) 1.6/1 2.5/1.6 4/2.5 6.3/4
Measuring Path 4 Paths
End Connection Flange (PN16), Others upon request
Body Material Ductile Iron, Stainless Steel (optional)
Accuracy Class Class 2
Pressure Rating PN16 (standard), PN25 (upon request)
Environmental Class Class O
Electromagnetic Class E1
Pressure Loss Class Δp 63
Flow Sensitivity Class U5/D3
Temp Class T50, T30
Data Logger With 650 daily totals and 24 monthly totals
Communication M-Bus, RS485, IoT (LORA, NB-IoT), 4-20mA, Pulse and etc.
Power Supply 24VDC, Except 3.6VDC (Replaceable Lithium Battery) for IoT purpose
Measurement Cycle Once per second