Fleck 2910

Summary

Product identification

• Fleck Industrial Valve 2910

Operating specifications

• Material: Brass
• Hydrostatic pressure: 20 bar
• Working pressure: 1.8 - 8.5 bar
• Working temperature: 1 - 43 °C
• Continuous flow rate (Δp = 1 bar): 24 m³/h
• Peak flow rate (Δp = 1.8 bar): 31 m³/h
• Cv: 27 gpm
• Maximum backwash flow rate (Δp = 1.8 bar): 8 m³/h

Feed water

• Meter accuracy range (± 5%): 16.67 - 568 Lpm
• Standard capacity range: 5 - 75 m³
• Extended capacity range: 25 - 375 m³

Regeneration

• Type: Timeclock (7 or 12 days) or Meter (delayed or immediate), Electronic timer
• Cycles: Adjustable
• Time available (Mechanical): 164 min
• Time available (Electronic): 99 min each cycle
• Regeneration flow: Down flow or Upflow
• Regeneration cycles (Down flow): Backwash, Brine & slow rinse, Rapid rinse, Brine tank refill, Service
• Regeneration cycles (Upflow): Backwash, Brine & slow rinse, Rapid rinse, Brine tank refill, Service

Electrical

• Rating: 24 V - 50 Hz (other upon request)
• Protection index: IP 44

Mechanical / hydraulic

• Valve body: Brass
• Inlet / outlet connections: 2 inches BSP
• Distributor tube: 50 mm (DN 40)
• Drain line connection: 1 inch - 11 NPT
• Brine line (1650): ⅜ inch
• Brine line (1710): ½ inch
• Mounting base - Top: 4 inches - 8 thread UN
• Height (from the top of tank): 305 mm
• Recommended tank size application:
  • Water softener: 14 - 36 inches (350 - 914 mm)
  • Filters: 14 - 24 inches (350 - 609 mm)

Options

• Upflow brining
• Hot water option: 65°C (meter) / 82°C (timeclock)

Disclaimer: This extraction may miss figures, footnotes, or revisions. Contractual data must match the OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror