Mark 39 Series
Motor Operated Three Way
DESCRIPTION
Motor Operated Three Way
The Mark 39 is a motor-operated, three-way control valve that combines the performance of the Jordan sliding gate seat with the time-proven quality of the Honeywell industrial motor. Available for either diverting (Mark 39) or mixing (Mark 39MX) services, the Mark 39 utilizes two sets of seats to handle higher than usual pressure drops while maintaining ANSI Class IV shutoff. Heavy duty industrial grade motor – die cast magnesium housing, NEMA 3 (weather protection) rated, UL® listed and CSA approved.
Features & Benefits
- Oil-immersed motor and gear train for long-term, reliable performance
- Sliding gate seats provide straight-through flow for reduced turbulence and quiet operation
- Short stroke for fast response and accurate regulation
- Easily interchangeable Cvs
- Tight shutoff
Specifications
- Sizes: 1/4″ through 2″ (DN8 through DN50); Mark 331/332: 1-1/2″ & 2″ (DN40 & DN50)
- End Connections: threaded, flanged
- Body Materials: Ductile Iron, Bronze, Carbon Steel, Stainless Steel
- Seat Materials: Jorcote on SST (standard) Chrome Plated SST (Optional)
- Shutoff: ANSI Class IV
- Power Requirements: 24 VAC, 50/60 Hz (optional transformer required for 120 VAC)
- Command Signals: proportional control (0135 ohms); on-off control; current command (4-12, 4-20, 12-20 mA DC standard); voltage command 2-10 VDC
