Overview
The Johnson Controls F261MAH-V01C is a standard model paddle flow switch designed to detect fluid flow in lines carrying water, ethylene glycol, or other nonhazardous fluids. It features a robust NEMA Type 4 enclosure suitable for both indoor and outdoor environments and utilizes a Viton diaphragm.
Features
- NEMA Type 4 enclosure provides excellent dust and weather protection
- Viton diaphragm allows compatibility with chlorinated and treated water
- Accommodates pipe sizes greater than 1 inch with included 1, 2, 3, and 6-inch stainless steel paddles
- Single-pole double-throw switch action
Specifications
- Pipe Connection: 1 inch NPT
- Maximum Fluid Pressure: 290 psi (20 bar)
- Fluid Temperature Range: -20 to 250 degrees Fahrenheit (-29 to 121 degrees Celsius)
- Electrical Rating: 24 to 240 VAC
Applications
- Commercial HVAC and refrigeration fluid loops
- Chiller systems to prevent freeze-ups by shutting down compressors upon flow loss
- Industrial cooling networks for compressors and bearings
- Swimming pool water and lubricating oil lines



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