Sierra Instruments, Inc. products

Many customers supercharge their SmartTrak mass flow controller with the Compod upgrade! The innovative Compod mounts to the face of any SmartTrak to set up simple process control systems without the need for PLC’s or computers.

For lab researchers and systems integrators/OEMs, Sierra`s flagship SmartTrak 100 thermal mass flow controller is a true multi-gas digital MFC designed to deliver smooth, stable, accurate, and repeatable gas mass flow control you can rely on, every time. Unaffected by upstream gas temperature and pressure fluctuations, gas mass flow control with Sierra’s SmartTrak 100 is direct and unequivocal.

For lab researchers and systems integrators/OEMs, the SmartTrak 50 is a low-cost mass flow meter and gas controller that shares the same accuracy and repeatability as the flagship SmartTrak 100 with a few less features and slightly larger footprint—but at a more economical price.  

Get accurate, reliable mass flow control with SideTrak 840 analog mass flow meter and controller. This traditional mass flow meter: Features precise primary standard calibration to measure any gas with low pressure drop. Accurately measures oxygen, mixtures, toxics, corrosives, combustibles. Is widely used in process control, leak detection and gas distribution.  The 840 flow meter has proven to be one of the world’s most dependable flow controllers for over 30 years.

The TopTrak 800 series provides an economical OEM gas mass flow meter in your choice of nylon, aluminum or stainless steel. Direct mass flow rate measurement with the nylon version at prices below that of a typical rotameter. Large tiltable display that can be mounted on the device or on a remote panel. Large cleanable sensor tube for use with dirty gases. Ask about OEM volume discounts on pricing to meet your budget requirements.