Super User BoilerTrak 620S-BT Insertion Thermal Mass Flow Meter by Sierra Instruments Insertion Thermal Mass Flow Meter for Boiler & Heater Efficiency The BoilerTrak™ 620S-BT by Sierra Instruments has been designed to provide an economical, easy-to-install solution for precise natural gas measurement for heaters and boilers to increase efficiency. This instrument is also suited for compliance with new regulations for burning natural gas and propane in commercial boiler applications. Developed as a fuel measurement solution for customers facing compliance to the California Global Warming Solutions Act of 2006, the BoilerTrak™ meets all of the requirements for a stationary combustion fuel meter. This product is optimized for highly accurate and repeatable mass flow metering as mandated by the EPA, including: Methane (CH4) N20 SF6 HFCs PFCs CO2 Operating Principal: Thermal dispersion technology for direct mass flow measurement featuring no pressure or temperature compensation needed, no moving parts, low pressure drop, high turndown. BoilerTrak 620S-BT Suitable Applications Natural Gas Flow Measurement Instruments Digital Flowmeters & Controllers Flare Gas Measurement Plant Services Power Generation Boiler MACT BoilerTrak 620S-BT Flow Meter benefits Measuring Range 3 to 20,000 sfpm (100 smps) Measure all inert gases and all non-condensing clean gases 200 millisecond response to changes in flow rate Minimal flow blockage and low pressure drop Field flow range adjustment and meter validation and diagnostics Flow totaliser and alarms No moving parts Field rangeability Flow totaliser and alarms Enclosure - NEMA4X (IP65) Digital communication solutions BoilerTrak 620S-BT Document Downloads DOWNLOAD PDF for the 620S-BT Insertion Flow Meter DOWNLOAD PDF for the BoilerTrak 620S-BT Operation Manual How Thermal Mass Flow Meter Technology works