Model 620S Boiler-Trak Insertion Mass Flow Meter (Rental)


Sierra Boiler-Trak™ flow meters are designed to provide an economical and easy to install solution for natural gas and propane measurement to heaters and boilers and are optimized for greenhouse gas applications. Product accuracy is ± 1% of full scale and the flow range is 80 to 1600 SCFM (natural gas) with standard accuracy.

The Model 620S Boiler-Trak™ is also suited for compliance to new regulations for burning natural gas in commercial boiler applications. Boiler-Trak™ is easy to install or retrofit into existing piping and provides the mass flow rate and totalized flow (200 millisecond response to changes in flow rate) of the natural gas burned.

Unique Product Features:

  • Fast response flow meter optimized for natural gas measurement applications
  • 4-20mA Analog Output and programmable pulse output for remote totalization
  • 15 Vdc Input Power
  • Field validation of flow meter calibration
  • 200 millisecond response to changes in flow rate
  • 2 x 12 backlit LCD display totalizer values along with instantaneous flow display
  • Minimal flow blockage and low pressure drop