Mark 79/79MX Series – 3 Way Mixing/Diverting Valve

The Mark 79 is an air-operated control valve that can accept a 3-15 psi air signal from any of the temperature or process controllers sold by Jordan Valve. It can also be controlled by turbidity, flow, or level controllers and can be set up for direct control or with optional side or top mounted positioners.

The Mark 79 is used for diverting service; ideal for bypassing fluids around coolers or filters. It can also be used as a combining or mixing valve with two inlets and one outlet.

  • Totally enclosed multi-spring actuator minimizes deadband
  • Multi-spring actuator can be configured to accept a 3-15 psi signal or other control ranges on request
  • Available with top-mounted or side-mounted positioner
  • Sliding gate seats provide straight-through flow for reduced turbulence and quiet operation
  • Short stroke for fast response and accurate regulation
  • Easily interchangeable CV’s
  • Tight shutoff

Data Sheet
Mark 79 Series Data Sheet

I & M
Mark 79 Series I & M

Dimensional Drawing
Mark 79 Series Dimensional Drawing

Jordan Valve Product Guide
Jordan Valve Product Guide – A4


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