Clack 2811 WS2EE

Summary

Product identification

• Model: Clack 2811 WS2EE
• Type: 2” Top mount control valve
• Application: Commercial/industrial

Operating limits

• Minimum/Maximum Pressure: 20 psi – 125 psi
• Minimum/Maximum Temperature: 40º – 110º F

Feed water

• Compatible Regenerants/Chemicals: Sodium chloride, potassium chloride, potassium permanganate, sodium bisulfite, chlorine and chloramines.

Product water

• Certifications: NSF/ANSI 44, 61 and 372.

Electrical Specifications

• AC Adapter:
  • Supply Voltage: 120V AC (US) / 230V AC (International)
  • Supply Frequency: 60 Hz (US) / 50Hz (International)
  • Output Voltage: 20V AC
  • Output Current: 750 mA
• Battery Backup: Coin Cell Lithium battery with an 8-hour carry-over.
• Drive: 12-volt DC drive.

Mechanical / Hydraulic

• Valve Body Material: Epoxy coated lead free brass.
• Inlet/Outlet Connections: 2” Female NPT
• Drain Line Connection: 1.5” Female NPT
• Brine Line Adapters: 1” Male NPT elbow, ¾” x 1” solvent weld elbow, and ½" OD Poly Tube Compression.
• Mounting Base: 4” - 8 UN
• Height From Top Of Tank: 8.5”
• Shipping Weight With Meter: 29 lbs.

Control Valve Flow Rates

• Service @ 15 psi drop (includes meter): 115 gpm
• Backwash @ 25 psi drop: 80 gpm
• Cv Service: 29.7
• Cv Backwash: 16.0

Meter Specifications

• Accuracy: ± 5%
• Flow Rate Range: 1.5 – 150 gpm
• Gallon Range: 20 – 1,500,000 gallons
• Totalizer: 1 – 9,999,000 gallons

Cycles of Operation

• Number of Cycles: Up to 6
• Regeneration Type: Downflow
• Softener Cycles:
  • 1. Backwash 1st (upflow): 1-95 minutes
  • 2. Regenerate Draw/Slow Rinse (downflow): 1-180 minutes
  • 3. Backwash 2nd (upflow): 1-95 minutes
  • 4. Fast Rinse (downflow): 1-95 minutes
  • 5. Regenerant Refill (in service with treated water): 0.1-99.0 or off
  • 6. Service (downflow)
• Filter Cycles:
  • Backwash: 1-95 minutes
  • Rinse: 1-95 minutes

Tank Applications

• Water Softener: 12” – 48” diameter tanks
• Water Filter: 12” – 36” diameter tanks

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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