About This Product

• F261 Series Fluid Flow Switch (Low-Flow Model)
• Responds to Fluid Flow in Lines Carrying Water, Ethylene Glycol or Other Nonhazardous Fluids
• Also Suitable for Swimming Pool Water and Lubricating Oils
• Pressure-Activated Paddle Design - Range Adjustment Screw Adjusts Flow Rate Required to Activate Switch
• 3/4 in. × 3/4 in. External Female NPTF Inlet and Outlet Process Connection
• Low-Flow Configuration for Sensitive Flow Detection
• Activates Switch at Less Than 1.0 GPM (3.8 L/min) Water or 9.0 GPM (34.1 L/min) Steam
• Viton® Diaphragms for Use with Chlorinated Water, Treated Water and Other Nonhazardous Fluids
• Standard High-Amperage SPDT Form C
• Maximum Fluid Pressure 290 psig (20 bar)
• Maximum Fluid Temperature 194°F (90°C) [302°F (150°C) Permitted with Reduced Ambient and Media Limits]
• NEMA 3R (Outdoor-Rated Metal Housing)
• One 7/8 in. (22 mm) Conduit Entry Hole for 1/2 in. Trade Size (or PG16)
• Red Terminal: Common; Red-to-Yellow Closes on Flow Increase; Red-to-Blue Closes on Flow Decrease
• Applications: Building Automation Systems, HVAC, Hydronic Heating, Chiller Water Flow Proof and Pump Protection
• 1 Year Limited Warranty

Documents

• Catalog Page
• Installation Instructions
• Material Safety Data Sheet
• Product Bulletin

Attributes

COUNTRY OF ORIGIN

Mexico

TYPE

PADDLE

CONNECTION

00.75 IN. NPT

SWITCH TYPE

SPDT