BTU Meters

The SonoSelectTM 10 heat/cool meter delivers the level of accuracy and reliability to meet demanding energy management challenges and provides genuine diagnostics. The meter is MID class II B+D approved and meets all national certification requirements. It can be mounted in the supply or return and allows many different other configuration options. The meter can be configured remotely, more advanced functions can easily be programmed and routine adjustments have been made faster to access and simpler to carry out with the precision ultrasonic technology

Ultrasonic heating and cooling meter T330

  • Non-wearing due to non-moving parts
  • Compact, space-saving design
  • Robust all-metal measuring section
  • Exceptional robust DuraSurface™
  • Easy installation and read out
  • Fast and intelligent temperature measuring interval
  • Large, easily readable display
  • Flow measurement with maximum values
  • 2 set days per month for 24 months (parameterizable)
  • Battery lifetime up to 11 years
  • Integrated communication for remote readout or system connection
  • Self-diagnosis


  • Advanced functionality can also be controlled via a smartphone by using the innovative SonoApp™
  • Cost savings with genuine diagnostics
  • Top of class accuracy via ultrasonic technology
  • Thoughtfully designed to save time, reduce product costs and minimize reinstallations
  • battery life-time up to 17 years the frequency of replacements is significantly reduced
  • The meter can be installed in heating and cooling systems, in supply or return pipes
  • Upgradable and offers open communication protocols/interfaces to match every requirement