Flow Meter | Acrylic Panel Mount Rotameter | Adjustable Air Rate Control

This acrylic flow meter shows you the flow of air or gas directly. The LZM-4T is a rotameter with a clear body and a built-in valve. You can easily mount it on a panel in your equipment. Features and Benefits - Clear Acrylic Body - The see-through body lets you watch the float and read the flow rate on the printed scale. - Built-in Control Valve - An adjustable knob on the rotameter lets you set the flow rate. You don't need extra parts. - Simple Panel Installation - This panel mount flow meter is easy to secure into a control box or instrument panel. - Stable, Repeatable Readings - The internal float gives consistent measurements. You can rely on the flow rate you see. Applications - Lab Equipment - Monitor and control gas flow for experiments or analytical instruments. - Industrial Machinery - Use it to make sure equipment gets the right amount of air to run. - Ozone Generators - A common use for a small acrylic flow meter is to check gas output. Key Functions A flow meter is a device used to measure the rate of flow of a fluid. This particular model, an Acrylic Panel Mount Rotameter, is designed for adjustable air rate control. It provides a visual indication of the gas flow, allowing users to monitor and adjust the flow as needed. Flow meters are crucial for ensuring precise operation in various systems where gas flow needs to be regulated and measured accurately. Common Types of Flow Meters There are many types of flow meters, each suited for different applications. This product is a rotameter, specifically designed for gas flow measurement. Other common types include differential pressure meters, velocity-based meters, and positive displacement meters. Understanding the different types helps in selecting the most appropriate device for a specific task, ensuring accurate and reliable flow measurement for various fluids and conditions. Key Types & How They Work This product is an acrylic panel mount rotameter, which operates on the variable area principle. As gas flows upwards through a tapered tube, a float inside the tube rises to a position where the upward force from the fluid flow balances the downward force of gravity. The height of the float, read against a calibrated scale, indicates the flow rate. This design allows for adjustable air rate control, making it suitable for applications requiring precise gas flow management. Velocity-Based Meters Velocity-based meters determine flow by measuring the speed of the fluid. This category includes turbine meters, vortex meters, and electromagnetic meters. Unlike the rotameter, which measures flow through a variable area principle, velocity meters infer flow rate from the fluid's speed and the cross-sectional area of the pipe. They are commonly used for a wide range of fluids and flow conditions, offering various levels of accuracy and pressure drop characteristics. Differential Pressure (DP) Meters Differential pressure (DP) meters measure flow by creating a pressure drop across an obstruction in the flow path. Common examples include orifice plates, venturi tubes, and flow nozzles. The pressure difference upstream and downstream of the obstruction is then used to calculate the flow rate. These meters are widely used in industrial settings for various fluids, offering robust and reliable flow measurement, though they typically introduce a pressure loss in the system.