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Item #:
1543959
W.E. Anderson Vane Flow Switch, FS-2, 1" MNPT, Low Cost, Field Adjustable Set Point & Paddle
87% of respondents would recommend this to a friend
Item #:
1543959
USD 153
Price Details
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Imported from USA store
QTY:
Order now and get it around Monday, September 28
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The Series Fs-2 Vane Flow Switches Offers An Economical Flow Proving Solution
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What Stands Out
Field Adjustable Set Point
Easily modify the set point to match your application needs, ensuring optimal flow control without the need for specialized tools or extensive setup.
Low Cost Solution
Affordable pricing makes the FS-2 an economical choice for businesses looking to maintain efficiency without overspending on flow switch technology.
Durable Design
Robust construction ensures reliable performance in various environments, providing lasting value and low maintenance needs for industrial applications.
Product Details
- W.E. Anderson® Vane Flow Switch, FS-2
- Wetted Materials: Bellow - Tin-bronze; Vane - Stainless steel; Body - Forged brass
- Temperature Limits: 230°F (110°C)
- Pressure Limits: 145 psig (10 bar)
- Switch Type: SPDT snap switch
- Enclosure Rating: NEMA 4 (IP64)
| Package Weight | 2.53 Pound |
Product Technical Details
| Package Dimensions | 8.4 x 6.2 x 3.6 inches |
| Item Weight | 1.6 ounces |
| Manufacturer | Dwyer Instruments |
| Item model number | FS-2 |
Who Should Buy?
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Budget-Conscious Users
Ideal for those seeking an affordable flow switch without compromising on functionality and reliability.
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Field Technicians
Perfect for technicians who require adjustable set points for various applications in real-time settings.
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Small Scale Operations
Suitable for small manufacturers needing reliable flow control in water or light fluid applications.
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High Flow Systems
Not suitable for applications with high flow rates, as it may not provide accurate readings.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the W.E. Anderson® Vane Flow Switch, FS-2 used for?
Answer: The W.E. Anderson® Vane Flow Switch, FS-2 is designed to detect the flow of liquids in piping systems. It uses a vane mechanism, which responds to flow rates and activates a switch when a predetermined set point is reached. This switch can be integrated into various systems to monitor flow and prevent issues like pump damage due to low flow conditions. Industries such as HVAC, water treatment, and industrial processing commonly utilize this switch to ensure efficient operations. -
Question:
How is the set point adjusted on the FS-2 Vane Flow Switch?
Answer: The FS-2 Vane Flow Switch features a field adjustable set point, allowing users to calibrate it according to specific application needs. This is accomplished through a simple adjustment screw accessible on the unit. By turning this screw, you can modify the switch's sensitivity to flow changes, accommodating various fluid types and flow rates. This adaptability makes it suitable for diverse environments, ensuring optimal performance across different applications. -
Question:
Is the W.E. Anderson® Vane Flow Switch suitable for all types of liquids?
Answer: This flow switch is suitable for a wide range of liquids; however, it’s essential to consider the liquid's viscosity and temperature parameters. The switch operates effectively with water, oils, and other similar fluids, providing reliable monitoring in typical industrial applications. For viscous fluids or extreme temperatures, consulting the product specifications ensures compatibility, maintaining the switch's performance and longevity. -
Question:
What are some common applications for the FS-2 Vane Flow Switch?
Answer: The FS-2 Vane Flow Switch is commonly utilized in HVAC systems, cooling towers, and industrial pump protection applications. For example, in cooling systems, the switch can monitor water flow to prevent overheating of essential components. In pump systems, it provides assurance that flow is maintained, thus protecting against potential damage. These applications highlight the switch’s versatility and essential role in maintaining operational efficiency. -
Question:
What is the MNPT connection size for the FS-2 Flow Switch?
Answer: The W.E. Anderson® Vane Flow Switch, FS-2, features a 1 MNPT (Male National Pipe Thread) connection. This standardized fitting ensures compatibility with various plumbing installations, making it easy to integrate into existing piping systems. Users can also find adapters if their systems require different connection types. This compatibility enhances its usability in numerous applications, ranging from residential to industrial settings. -
Question:
How does the paddle mechanism in the W.E. Anderson® Flow Switch work?
Answer: The paddle mechanism in the W.E. Anderson® Flow Switch works on the principle of fluid dynamics. As liquid flows through the system, the paddle rotates, causing a change in position that triggers the switch. This activation can signal alarms, control pumps, or shut down processes as needed. It provides a reliable method of flow detection, essential for maintaining safety and operational integrity in various applications. -
Question:
What materials are used in the construction of the FS-2 Flow Switch?
Answer: The W.E. Anderson® Vane Flow Switch is typically crafted from durable materials such as brass and high-grade plastics. These materials offer excellent resistance to corrosion and wear, extending the lifespan of the device in various operating conditions. Such robust construction ensures that the switch can handle everyday wear and tear, making it a reliable choice for demanding industrial environments. -
Question:
Can the FS-2 Vane Flow Switch be used outdoors?
Answer: Yes, the FS-2 Vane Flow Switch can be used outdoors, provided it is installed in a location shielded from direct exposure to harsh weather conditions. Though designed for versatility, protecting the switch from excessive moisture and temperature extremes is necessary to maintain its functionality. Outdoor installations are commonly seen in agricultural applications, irrigation systems, and industrial locations where flow monitoring is crucial. -
Question:
What is the typical response time for the FS-2 Flow Switch?
Answer: The response time of the FS-2 Vane Flow Switch is generally swift, typically within seconds of detecting flow changes. This quick response is crucial for applications requiring immediate action, such as alarm triggering or pump activation. Users should consider the specific conditions of their application, such as fluid density, to ensure optimal performance and responsiveness in real-time monitoring and control scenarios. -
Question:
Where can I buy the W.E. Anderson® Vane Flow Switch, FS-2 in El Salvador?
Answer: You can purchase the W.E. Anderson® Vane Flow Switch, FS-2 from Ubuy in El Salvador. Ubuy offers a wide range of products with convenient shopping options, ensuring you have access to this reliable flow switch. Their platform provides a seamless shopping experience, making it easy to find what you need and ensuring prompt access to product details, specifications, and customer support.
Dwyer Flow Switches FS-2 Editorial Review
W.E. Anderson Vane Flow Switch, FS-2, 1" MNPT, Low Cost, Field Adjustable Set Point & Paddle is designed to provide reliable performance for various applications, including pool plumbing. This flow switch allows for adjustments in spring tension to set the trip point, making it versatile for flow rates between 20 to 150 GPM in a 2" pipe. Users have noted that it performs to specifications and serves well in enabling auxiliary devices, ensuring compatibility and efficiency in installations. Although some wished it could operate at lower flow rates, it still fits well and functions as expected.
Customer Reviews & Ratings
20 customers ratings
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5 Star
62%
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4 Star
15%
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3 Star
6%
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2 Star
10%
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1 Star
7%
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Pros
- Adjustable spring tension for trip point customization
- Operates efficiently within a wide flow range
- Ideal for pool plumbing applications
- Direct replacement that fits perfectly
- Good value for performance and reliability
Cons
- May not operate effectively at lower flow rates
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Important information
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USD 153
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Features & Benefits
- Adjustable paddles fit for 1 to 8 size pipe
- Made in the United States by Dwyer Instruments
- Highly durable wetted materials
- Can withstand temperature up to 230°F and pressure up to 145 psig
- Switch type is SPDT snap switch with NEMA 4 (IP64) enclosure rating
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