Liquid Flow Meters and Flow Switches ( All Products)
When you need fast, accurate measurement of liquid flow rates and related parameters, choose a Sierra Instruments liquid flow meter or switch.
Available for semiconductor, environmental, biotech, petrochemical, energy, aerospace and many other industries, our sensor and controller technology can simplify fluid assessment in your application. Depending on which Sierra Instruments liquid flow meter or controller you select, you can continually meter and control mass flow rate, temperature, pressure, volumetric flow rate and fluid density.
Browse all of Sierra's liquid flow meters and flow switches.
Innova-Sonic® Transit-Time Ultrasonic Liquid Flow Meters
Learn More About Selecting Sierra's Ultrasonic Flow Products
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Innova-Sonic® 203 Economical |
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Innova-Sonic® 205i High Performance |
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Innova-Sonic® 210i Portable |
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Innova-Sonic® Model 205i Insertion |
Multivariable Mass Vortex
Gas, Liquid and Steam (Saturated & Superheated)
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InnovaMass® Model 240 In-line Multivariable Mass Vortex Flow Meter |
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InnovaMass® Model 241 Immersible Multivariable Mass Vortex Flow Meter |
Volumetric Vortex Flow Meters
Gas, Liquid and Steam (Saturated & Superheated)
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Innova-Flo® Model 240V In-line Vortex Flow Meter |
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Innova-Flo® Model 241V Immersible Vortex Flow Meter |
Heavy Industry Flow & Level Switch
Today's Most Advanced Mass Air Flow Sensors, Controllers and Flow Meters
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Flow Switch for Gases & Liquids Switches on a flow/no flow condition in both gases and liquids. Flow Switch range of 0.01 to 5 fps in liquids and 0.1 to 500 fps gases. Response Time of 0.5 to 10 seconds (media dependent) Wide operating temperature range of -100F to +390F (-70C to 200C) CE, CENELEC and CSA approvals. ![]() |
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Level Switch for Liquids Indicates liquid level in tanks and process vessels. Switches on level change of 0.03 inch (dry to wet and wet to dry) Response Time: 0.1 to 1 second (media dependent). Wide operating temperature range of -100F to +390F (-70C to 200C). CE, CENELEC and CSA approvals. ![]() |
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High Temperature Flow Switch; Up to 850F Designed for medium and high temperature applications. Medium Temperature to 300C (572F) ; High temperature to 485C (850F). Optional remote electronics for use in medium and Hi T environments. Switches on a flow/no flow condition in both gases and liquids. Flow Switch range of 0.01 to 5 fps in liquids and 0.1 to 500 fps gases. Response Time of 0.5 to 10 seconds (media dependent). CE, CENELEC and CSA approvals. ![]() |
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Sanitary Flow Switch |
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Live-Tap (Hot-Tap) Flow Switch |
























