Flow indicator FR

Mechanical Flow Indicator for Visual Monitoring of Liquid Flow

The FR Flow Indicator from Senseca is a compact mechanical flow indicator designed for visual monitoring of liquid flow in industrial piping systems. Using a ring piston measuring principle, it provides reliable flow indication without requiring external power. Its robust construction and low-pressure-loss design make it ideal for water, cooling, and process applications.

Key Features:

  • 🌊 Ring Piston Measuring Principle

    Provides reliable visual flow indication with excellent repeatability and low pressure loss.

  • 👀 Clear Flow Visualization

    Enables easy monitoring of flow conditions directly at the installation point.

Key Features:

  • ⚡ No External Power Required

    Purely mechanical operation ensures dependable performance without electrical connections.

  • 🔧 Compact & Robust Design

    Available in durable brass or stainless steel construction for industrial environments.

  • 📉 Low Pressure Loss

    Optimized design minimizes flow resistance while maintaining accurate indication.

Applications:

  • 💧 Water & Cooling Systems

    Ideal for monitoring flow in cooling circuits, water treatment systems, and utility lines.

  • 🏭 Industrial Process Plants

    Provides visual flow indication in manufacturing and process automation applications.

  • ⚙️ Equipment Monitoring

    Helps verify proper flow conditions in pumps, heat exchangers, and machinery.

  • 🧪 OEM & Machine Building

    Suitable for integration into industrial equipment and custom process systems.

Why Choose This Solution?

The FR Flow Indicator offers simple and reliable visual flow monitoring for industrial liquid applications.

Reliable Indication

Provides clear and accurate flow visualization.

Maintenance-Free Operation

Mechanical design requires no external power.

Durable Construction

Built for long-term industrial use.

Versatile Applications

Ideal for water, cooling, and process monitoring systems.

Related Products

Front view of the Flow Switch VDO-…GR, featuring a compact inline design with a black cylindrical electronic housing mounted on top and a right-angle DIN 43650 electrical connector. A side adjustment knob is located on the left of the housing, while a transparent central chamber reveals the internal stainless-steel piston assembly and multiple sealing rings. The lower body is made of stainless steel with female threaded process connections on both sides and is clearly marked “6000 PSI.” The product is shown against a plain light gray background, emphasizing its industrial construction and visible internal flow mechanism.
Flow switch VDO-…GR
Switching unit ATEX A-H4.1 and A-H4.2 shown with two connector configurations, featuring a compact black housing, mounting base, and industrial electrical connectors for hazardous-area applications.
Switching unit ATEX A-H4.1 / A-H4.2
Transparent UK-050 flow indicator with a 1–30 LPM air scale, adjustable control knob, and clear acrylic body for precise visual flow measurement and regulation.
Flow indicator UK-050
Flow transmitter LABO-XF-I/U/F/C with threaded metal process connections, compact rectangular housing, and top-mounted sensor probe connector.
Flow transmitter LABO-XF-I/U/F/C
Product Details