Dwyer 1" NPT Paddle Flow Switch

1" NPT Paddle Flow Switch Product Features The Series FS-2 Vane Flow Switches offers an economical flow proving solution. The FS-2 paddles are adjustable to fit 1 to 8" size pipe. Field adjustable set point adjustment screw allows for easy flow switch modification. Field adjustable set point adjustment screw allows for easy flow switch modification. Aluminum weatherproof housing permits outdoor installation.