Residential smart water meters

IskraSonic 1000 smart ultrasonic water meter

The IskraSonic® 1000 is a high-precision ultrasonic smart water meter designed for advanced metering and network insight. Built on a robust ultrasonic platform, it combines accurate flow measurement with integrated sensing, data logging, and LPWAN connectivity to support modern water management. Available in two variants, it enables utilities to choose between a measurement-focused solution or an extended version with integrated valve control for advanced customer and demand management.

Two device variants

The IskraSonic® 1000 product family offers two closely aligned variants built on the same robust ultrasonic metering technology. Both IWU100 and IWU110 provide precise measurement, integrated sensing, and reliable connectivity for modern water networks. For utilities requiring additional control capabilities, the IWU110 includes a built-in valve, enabling remote shut-off, prepayment models, and more flexible customer management. This modular approach ensures you can select the right level of functionality without compromising on performance or data quality.

Consistent accuracy
Maintenance free operation
Energy-efficient and robust

Features

  • High-precision ultrasonic measurement: Delivers accurate measurement for advanced metering applications, eliminating measuring deviations caused by sand, suspended particles or air pockets.
  • Integrated sensing capabilities: Measures forward and reverse volume, flow rate, water temperature, ambient temperature, pressure (optional), and battery voltage.
  • Smart meter PLUS functionality: Designed as a smart meter PLUS, thanks to its integrated temperature sensor, pressure sensor, and GPS functionality.
  • Bi-directional LPWAN communication: Bi-directional and dual-mode LPWAN technology, NB-IoT with wM-Bus, LoRaWAN with wM-Bus for diverse applications.
  • Ultra-low power design: Ultra-low power design ensuring long battery lifetime (up to 15 years).
  • Robust and flexible installation: Installation in all orientations with IP68 protection, suitable for outdoor installation.
  • Advanced data logging: Last 120 months monthly consumption data, last 90 days daily consumption data, last 30 days hourly consumption data, and all meter events.
  • Event and alarm monitoring: Monitoring of battery capacity, flow overload, burst, tamper, magnetic field interference, leakage, reverse flow, dry pipe, and configurable thresholds for temperature and pressure.
  • Hydraulic analysis and pressure profiling: High-resolution pressure sensing enables continuous pressure profiling, detection of fast transients, and localized hydraulic analysis to understand true network behavior.
  • Integrated valve (IWU110 variant): Integrated valve for remote control or prepayment function.
  • Prepayment and remote control features (IWU110 variant): Supports remote valve control (OTA), prepaid operation, step-tariff billing, configurable valve closure rules, and automatic valve maintenance.

Key benefits

  • Accurate and reliable billing: High-precision ultrasonic technology ensures consistent accuracy across a wide dynamic range, reducing revenue losses and increasing trust in metering data.
  • Full visibility of network conditions: Integrated sensing (flow, temperature, pressure) combined with advanced analytics provides deeper insight into hydraulic behavior and system performance.
  • Reduced operational costs: Ultra-low power design and maintenance-free operation minimize field interventions and extend device lifecycle.
  • Faster leak detection and issue response: Event monitoring, pressure profiling, and real-time alarms enable early detection of leaks, bursts, and anomalies.
  • Improved asset management: Integrated GPS and data logging enhance asset visibility, simplify field operations, and support better planning and optimization.
  • Flexible connectivity for any deployment: Support for multiple LPWAN technologies ensures seamless integration into different communication infrastructures.
  • Scalable for different utility needs: Single platform with two variants allows utilities to deploy the same technology across different use cases—from standard metering to advanced control.
  • Enables smart water use cases: Foundation for advanced system intelligence, including pressure-based optimization, DMA management, and data-driven decision-making.
  • Advanced customer and demand management (IWU110): Integrated valve enables remote shut-off, prepayment models, and configurable usage control, supporting modern utility business models.

IWU100

Advanced ultrasonic metering
  • High-precision ultrasonic measurement
  • Integrated sensing (flow, temperature, pressure, ambient conditions)
  • Advanced data logging and event monitoring
  • LPWAN connectivity for reliable remote communication
  • GPS functionality for asset tracking and network visibility

Best for: 

Utilities focused on accurate measurement, network visibility, and data-driven operations.

IWU110

Advanced metering with integrated control

Includes all IWU100 features, plus:

  • Integrated valve for remote control
  • Prepayment functionality (volume or credit-based)
  • Step-tariff billing support
  • Configurable valve control rules
  • Automatic valve maintenance

Best for:

Utilities requiring remote shut-off, prepayment models, and enhanced customer or demand management.

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