Description
The Cleveland Controls FS-751 is a precision air pressure sensing switch engineered to detect the presence or absence of airflow in HVAC duct systems, air handling units, and related air distribution equipment. With a factory-set sensing point of 0.05″ w.c. (inches water column), this switch is ideally suited for low-differential pressure applications where accurate and repeatable airflow verification is critical to system safety and performance.
Featuring compression fittings for secure, leak-free tubing connections, the FS-751 offers straightforward installation and long-term reliability in demanding commercial and industrial environments. The switch provides a dependable electrical output signal to indicate airflow status, making it an essential component for fan proving, filter monitoring, and equipment protection applications.
Key Features
- Factory-set sensing point at 0.05″ w.c. for low-differential pressure detection
- Compression fittings for secure, leak-free pneumatic tubing connections
- Designed for fan proving and airflow verification in air handling systems
- Reliable switching action for equipment protection and safety interlocks
- Compact design suitable for duct mounting and panel installation
- Compatible with standard pneumatic tubing used in commercial HVAC applications
Typical Applications
- Fan proving and airflow confirmation in air handling units (AHUs)
- Filter differential pressure monitoring
- Safety interlock circuits for heating and cooling equipment
- Duct pressure sensing in commercial and industrial HVAC systems
- Building automation and controls integration
Product Specifications
- Brand: Cleveland Controls
- Model / SKU: FS-751
- Sensing Point: 0.05″ w.c. (inches water column)
- Connection Type: Compression Fittings
- Switch Type: Air Pressure Sensing Switch
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