Liquid Flow Switches

Truflo Liquid Flow Switches 2021-01-27T11:09:57+01:00
fes plastic flow switch - truflo

FES Plastic Flow Switch

The FES Series Flow Switch is designed to detect liquid Flow or Low | No Flow.

The FES switch encompasses a SPST contact that can be wired to energize a device when liquid flow either exceeds or drops below the set flow rate. The FES Series is an excellent choice for corrosive liquid services, water treatment, waste treatment, liquid pumping and process control systems. The FES Flow Switch can control devices such as pumps, motorized valves and alarm devices.

  • All Plastic Construction
  • In-Line Design – Insertion Style
  • Nema 4X Enclosure
  • Corrosion Resistant PP Body + Paddle
  • ½” – 12″ Pipe – Tee or Saddle
  • Heavy Duty Rugged Design
  • Low Pressure Drop
  • Easy to Install
  • Can be Easily Changed from Normally Open to Normally
UFS plastic flow switches

UFS Plastic Flow Switch

The Heavy Duty Truflo UFS Series flow switch is easy to install and offers excellent chemical resistance and reliability. The UFS Series is available with a normally open or normally closed reed switch contact. The nominal switching point is determined by the length of the paddle. During installation, the paddle is typically cut at a mark based upon the pipe diameter, equating to the highest possible switch sensitivity and lowest switching point. Installation is easy; simply insert the UFS Flow Switch into an appropriately sized Tee fitting.

  • Size Range ½” – 16″
  • Easy Install
  • -25 To 90°C (-4 to 194°F)
  • High Pressure Rating (Up To 200 Psi)
  • No Power Required