Heating McDonnell & Miller Flow Switches | Fs251, General Purpose Flow Switch W/ Nema 1 Enclosure

Universal Design Serves The Widest Variety Of Applications For Starting Or Stopping Electrically Operated Equipment Such As Signal Lights, Alarms, Motors, Automatic Burners, Metering Devices And Others.

• Replacement For Common Flow Switches From Johnson/Penn, Potter/Taco, Watts, Hydrolevel And Other Manufacturers
• 1″ Nptm Pipe Connection
• Sensitivity Adjusting Screw Makes Flow Adjustment Easy
• Single Pole, Double Throw Snap Switch
• Epdm O-Ring Sealed
• Four Stainless Steel Paddles Included
• 1″, 2″, 3″ & 6″ (25, 50, 80, & 150Mm)
• Minimum Temperature (Fluid Or Ambient) 32 Deg. F (0 Deg. C)
• Maximum Temperature 250 Deg F (121 Deg. C)
• Maximum Pressure 160 Psi (11.2 Kg/Cm2)
• Models:Fs251 – Nema1 Enclosure, Fs254 – Nema4 Enclosure