Acrylic / Glass Tube Rotameter (Variable Area Flow Meter)

The IOTAFLOW Acrylic & Glass Tube Rotameter Series offers precise, reliable, and cost-effective variable area flow measurement for liquids, gases, and steam across diverse industries.
Our Acrylic Body Rotameters feature a crystal-clear, impact-resistant body with engraved scale, ideal for easy visual monitoring in water treatment, compressed air, and light chemical applications.
The Glass Tube Rotameters are built with high-precision borosilicate glass tubes, delivering excellent chemical resistance and accuracy even in demanding process conditions.
Available with multiple connection types, materials, and optional accessories like flow switches and transmitters, these rotameters are perfect for process monitoring, industrial utilities, and OEM integration.

Applications

Acrylic Tube Rotameters

• Water & Wastewater Treatment — Visual monitoring of raw water, RO feed water, ETP dosing chemicals, and filtration flows
• Compressed Air & Gas Lines — Air flow measurement in industrial utilities, HVAC, and pneumatic systems
• Light Chemical Processing — Suitable for acids, alkalis, and non-corrosive chemicals at low temperatures
• Food & Beverage — Syrups, soft drink bottling, dairy water monitoring, and CIP system flows
• Irrigation & Agriculture — Fertigation system dosing, greenhouse water supply monitoring
• Laboratory & Pilot Plants — Flow control for small-scale chemical, pharma, and academic research setups

Glass Tube Rotameters

• Chemical & Petrochemical Plants — Acids, solvents, alkalis, hydrocarbons, and process fluids in corrosive environments
• Oil & Gas Industry — Hydrocarbon liquids, fuel oils, LPG vapors, and refinery process streams
• Pharmaceutical Manufacturing — Solvent handling, purified water, clean gases in GMP-compliant facilities
• Power Plants & Utilities — Boiler feed water, steam lines, and cooling water circuits
• Food & Beverage Processing — Process liquids, edible oils, flavor dosing in high-temperature operations
• High-Temperature & High-Pressure Applications — Measurement of process media up to 200°C and 20 kg/cm²