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Key Instruments Series Variable Area Flow Meter for Gas, 1/4 in NPT Female Connection, Acrylic Housing, 14L/min to FR4500
Specifications
| Country of Origin | United States |
|---|---|
| Brand | Key Instruments |
| Model | FR4500 |
| Connection Type | 1/4 in NPT Female |
| Housing Material | Acrylic |
| Series | FR4500 |
| Maximum Pressure | 6.89bar |
| Minimum Flow Rate | 14L/min |
| Minimum Operating Temperature | 65°C |
| Device Type | Variable Area |
| Maximum Flow Rate | 140L/min |
| Media Monitored | Gas |
| Maximum Media Temperature | 65°C |
Key Features
- The flow meter features an acrylic housing for durability and clear visibility.
- It has a 1/4 inch NPT female connection type suitable for pipe diameters around 1/4 inch.
- The device operates reliably up to a maximum pressure of 6.89 bar and temperature of 65°C.
- Its direct reading air and water scales enable quick and precise flow rate measurements.
- The FR4500 series offers easy installation with threaded brass inserts and stable float operation.
- Designed for compatibility with a wide range of gases and fluids in industrial processes.
- O-rings are made of Buna-N material for chemical resistance and sealing.
Product Description
Key Instruments FR4500 Series Variable Area Flow Meter is a precision-machined flow meter designed for measuring gas flow rates ranging from 14 liters per minute to 140 liters per minute. This flow meter employs a variable area principle with a stable float inside a clear, durable acrylic housing, ensuring accurate and direct reading measurements.
The flow meter's 1/4 inch NPT female connection makes it suitable for pipe systems sized approximately 1/4 inch, and its threaded brass inserts facilitate quick installation and ease of maintenance. Operating within a maximum pressure of 6.89 bar (100 PSI) and a maximum media temperature of 65°C, this instrument is well-suited for various industrial, laboratory, and HVAC applications.
The device features direct reading air and water scales, allowing for straightforward interpretation of flow rates without additional instrumentation. It comes equipped with Buna-N O-rings to provide effective sealing and chemical resistance. Mounting screws are required but sold separately, providing flexibility in installation.
The Key Instruments FR4500 flow meter is compatible with most gases and fluids, making it versatile for use in industrial process control, HVAC systems, laboratory setups, and water treatment facilities. Its one-piece acrylic construction ensures durability while maintaining a lightweight profile.
The Flow Meter's easy disassembly and assembly allow for simplified maintenance and cleaning. Stable float operation provides consistent and reliable flow readings over extended periods. Its superior build quality ensures long-term trouble-free performance in demanding environments.
Threaded brass inserts and mounting inserts of size 10-32 UNF x 3/8 inch enhance installation options and stability. Explore the Key Instruments product range on EnvMart for flow sensing solutions tailored to industrial and laboratory requirements.
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Frequently Asked Questions
This model measures gas flow rates from 14 liters per minute to 140 liters per minute.
It features a 1/4 inch NPT female connection suitable for pipe systems approximately 1/4 inch in diameter.
It operates reliably at a maximum pressure of 6.89 bar and a maximum media temperature of 65°C.
The housing is made of acrylic, and it includes Buna-N O-rings for chemical resistance and sealing.
It has threaded brass inserts for quick installation, and mounting screws are required but sold separately.
This unit is designed for compatibility with a wide range of gases and fluids in industrial processes.
It includes direct reading air and water scales for easy interpretation of flow rates and stable float operation for consistent readings.
Specific weight and dimensions are not provided, but it is designed to be lightweight and compact for easy handling.
Yes, it is suitable for various applications including industrial process control, HVAC systems, and laboratory setups.
The variable area principle with a stable float and clear acrylic housing allows for accurate and direct reading measurements.
The flow meter allows for easy disassembly and assembly, simplifying maintenance and cleaning, though specific intervals are not stated.
It is manufactured in the United States.
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