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Flow Switch

( Dwyer )

General

  • · Rugged design
  • · Easy installation & maintenance
  • · Multi application
  • · Low cost

Applications:

  • · Pump protection against dry run
  • · Constant monitoring of flow in
  • · Process plant
  • · Water purification & treatment system
  • · Booster pump
  • · Protects pre heater from overheating
  • · Cooling system for bearing compressor
  • · Air conditioning system
  • · Fire alarm system
  • · Heat exchangers, turbines & chillers
  • · Shuts down burner when air flow
  • · Through heating coil fails
  • · Controls damper accoring to flow

The KF series flow switch is insertion type flow switch for air & liquid. The vane of flow switch inserted in the pipe. The flow at a preset value moves the vane of the flow switch which actuates the micro switch attached to the vane. The flow / no flow gives the contact in form of SPDT (NO-NC).


Technical specifications:

Control Type

Paddle

Maximum Static Pressure

9.8 bar ~ 19.6 bar

Maximum Liquid Pressure

193 psig/13.5 bar

Ambient Temperature Limit

Min. 32 Deg. F Max. 108 Deg. F

Liquid Temperature

Min 32 Deg. F Max. 250 Deg. F

Maximum Liquid Temperature

212 Deg. F

Micro Switch Type

SPDT

Electrical Rating

220 VAC, 15 A

Connection Type

1” NPT (M), Brass

Flapper Material

SS

Line Size

1” to 6”

Case

Plastic Cover with ½”Conduit open