114410 Model FS4-3Z McDonnell Miller Flow Switch

Installation Guide

1″ NPT, SPDT Switch with ANSI Terminal Connections, General Purpose Liquid Flow Switch for up to 160 PSI Max Pressure with 1″, 2″, 3″, and 6″ Stainless Steel Paddles (Part Number 114410)

Features and Benefits

• 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″ NPT
• Two electrical knock-outs allows connection from either end
• Sensitivity adjusting screw makes flow adjustment easy
• Single pole, double throw snap switch
• Hardened stainless steel bearings minimize friction
• Sealed Monel bellows
• Four stainless steel paddles included -1″, 2″, 3″ & 6″ (25, 50, 80, & 150mm)

Optional Features

• Two SPDT switches to make or break two separate circuits
• Materials of construction suitable for corrosive liquids
• BSPT threads
• Minimum temperature (fluid or ambient) 32°F (0°C)
• Maximum temperature 300°F (149°C)
• Maximum pressure 160 psi (11.3 kg/cm2)