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Sierra is a world-leading manufacturer of mass flow meters and controllers for numerous industries. Below are three excellent products that are commonly used by Sierra’s emissions customers. To learn about all of Sierra’s mass flow products go to www.sierrainstruments.com. Please contact Sierra if you need application advice.



  

Air-Trak: Intake Air Mass Flow Meters

Sierra's Air-Trak Model 628S was designed to work specifically with the BG-3 as an extremely fast (200 millisecond time response) repeatable, rugged and reliable engine air intake mass flow meter. Air-Trak is also an ideal solution for any intake air measurement. Air-Trak features flow conditioning elements for top performance in constrained piping environments commonly found in engine test cells. For technical information contact Sierra.

• High performance research-grade.

• Plug and play with Model BG-3.

• High accuracy of +/-2% of reading.

• Outstanding 15:1 turndown for high accuracy at low idle conditions.

• 200 millisecond response time to changes in flow rates.

• Fits pipe sizes from 2" to 8".

Click here for Air-Trak™ datasheet

Compressed Air & Natural Gas Mass Flow Measurement
Accurate and repeatable, Sierra’s Model 640S and Model 780S Thermal Mass Flow Meters are rugged and reliable mass flow measurement workhorses in any facility. Product accuracy is ± 1% of reading +0.5% full scale and the flow range is up to 20,000 with standard accuracy.

Click here to view a model selection chart




Inert Gas Mass Flow Meters & Controllers
Ideal for highly accurate and repeatable measurement and control commonly used research gases, Sierra has a broad line of options for nearly ever application and flow range.

Click below to view a helpful model selection chart:
Mass Flow Meters
Mass Flow Controllers