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Dwyer

Flow Switch - Universal Vane

Model: HK996

Mfr. Model No.: V4-2-U

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  • Operating Temperature: -20 to 135°C (-4 to 275°F)
  • Max. Pressure: 2000 PSIG
  • Material: Brass Body
  • Operates automatically to protect equipment and pipe-line systems against damage from reduction or loss of flow;
  • Universal multi-layer vane accommodates pipe sizes from 1-1/2" up to 20";
  • Custom vanes are available with factory calibration;
  • Free swinging vane attracts a magnet within the solid metal switch body, actuating a snap switch by means of a simple lever arm;
  • No bellows, springs or seals to fail;
  • Simplicity of design and a leak-proof switch body eliminates the possibility of process fluid entering the switch compartment;
  • Threaded conduit enclosure cover permits easy inspection or replacement of electrical assembly without shutting down the process, or removing electrical conduit;
  • Unit fits directly into pipeline tee, thredolet or flange for easy installation;
  • Pendulum-like vane action responds accurately to fluid flow rate;
  • Custom vane or multi-layer vane is sensitive to low velocity flows, yet is rugged enough to withstand high flow surges;
  • Optional delay timer can be wired into the installation;
  • All units are explosion proof and listed UL and CSA for Class I, Groups C and D, Class II, Groups E, F and G;
  • Switch body is one-piece milled and bored brass or 316SS;
  • Brass models rated for pressures up to 1000 PSIG, stainless steel models rated for pressures up to 2000 PSIG