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FILTRATION & PROCESS FOR FILTER AND SOFTENER APPLICATIONS FLECK 2850 s 1-1/2 INCH CONTROL VALVE FLECK 2850S 1-1/2 INCH CONTROL VALVE FEATURES/BENEFITS Lead-free brass valve body for superior strength and durability Continuous service flow rate of 70 GPM with a backwash of 70 GPM Backwash capability accommodates softener tanks up to 36" and filter up to 30" in diameter Fully adjustable 3- or 5-cycle control for efficient and reliable water treatment system Designed for single or multiple tank systems Environmental protective cover for water resistance, corrosion resistance, and UV stability Time-tested, hydraulically-balanced piston for service and regeneration Rugged-built electromechanical timer designed with heavy duty 3/8" wide plastic gears OPTIONS Filter or softener control valves No hard water bypass piston Brine cam auxiliary switch Electromechanical timer auxiliary switch Versatile top or side mount Electromechanical 7- or 12-day time clock, meter delayed, or meter im- mediate regeneration Manual lever operations NXT- Network controller uses on- board communication capabilities to link multiple valves (via off-the-shelf CAT3, CAT5, or better cables) for system types 4,5,6,7,9,and 14 SXT-Large LCD display and user- selectable time clock or metered function; usable for filtration and softener systems XT- Offers a two-line, 16 character LCD backlit display for easy entering of master and user programing as well as view of diagnostics Electromechanical Timer- Simple to adjust and easy to service with quick access to all internal components TESTED and CERTIFIED by the WQA to NSF/ANSI Standard 61 Section 8 Material Safety Only. TESTED and CERTIFIED by the WQA to NSF/ANSI Standard 372 for Lead Free Compliance. Restriction of Hazardous Substance Compliant UL recognized to 979
FILTRATION & PROCESS
5730 NORTH GLEN PARK ROAD, MILWAUKEE, WI 53209
All Pentair trademarks and logos are owned by Pentair, Inc. or its affiliates. All other registered and unregistered trademarks and logos are the property of their respective owners. Because we are continuously improving our products and services. Pentair reserves the right to change specifications without prior notice. Pentair is an equal opportunity employer. 42366 REV F JL14 © 2013 Pentair Residential Filtration, LLC. All Rights Reserved. VALVE SPECIFICATIONS Valve Material Lead-free brass* Inlet/Outlet 1-1/2" NPTF/BSPF Cycles 5 FLOW RATES (50 PSI INLET) – VALVE ALONE Continuous 70 GPM 15 psi drop (15.9 m3/h) Peak 90 GPM 25 psi drop (20.4 m3/h) Cv 18 flow at 1 psi drop Max. Backwash 70 GPM (15.9 m3/h) 25 psi drop REGENERATION Downflow/Upflow Downflow only Adjustable Cycles Yes Time Available Electromechanical: 0 - 164 min/regeneration SXT: 0 - 99 min/cycle NXT: 0 - 240 min/cycle XT: 0 - 240 min/cycle METER INFORMATION Meter Accuracy 1" Paddle: 0.7 - 40 GPM ± 5% (0.16 - 9 m 3/h) 1-1/2" Paddle: 1.5 - 75 GPM ± 5% (0.34 - 17 m 3/h) 1-1/2" Turbine: 2 - 40 GPM +5/-8% (0.45 - 9 m 3/h) Meter Capacity Range 1" Standard: 310 - 5,270 gal (1.2 - 20 m 3) 1" Extended: 1,550 - 26,350 gal (6 - 100 m 3) 1-1/2" Standard: 625 - 10,625 gal (2.5 - 40 m 3) 1-1/2" Extended: 3,125 - 53,125 gal (12 - 200 m 3) SXT: 1 - 999,900 gal (0 - 3,785 m 3) NXT: 1 - 9,900,000 gal (0 - 37,476 m 3) XT: 1,000 - 9,900,000 gal (3.8 - 37,476 m 3) DIMENSIONS Distributor Pilot 1.9" O.D. (50 mm) Drain Line 1-1/4" NPTF Brine Valve 1600 or 1650: 3/8" 1700 or 1710: 1/2" Injector System 1600 or 1700 Mounting Base 4"– 8 UN Height from Top of Tank 6.5" (165 mm) Riser Tube Diameter 1-1/2" (38 mm) Riser Height 1/4" Below top of tank TYPICAL APPLICATIONS Water Softener 14 - 36" diameter Filters 14 - 30" diameter based on 10 GPM/ft2 ADDITIONAL INFORMATION Electrical Rating 24/110/220V 50/60 Hz Estimated Shipping Weight Time Clock: 19 lbs Metered Valve: 27 lbs Pressure Hydrostatic: 300 psi (20 bar) Working: 20 - 125 psi (1.4 - 8.5 bar) Temperature Cold Water Valve: 34 - 110°F (1 - 43°C) Hot Water Valve: 34 - 180°F (1 - 82°C) Filter, Time Clock, 1600 Brine System Hot Water Valve: 34 - 150°F (1 - 66°C) Meter, 1700 Brine System *As defined in the U.S. EPA Safe Drinking Water Act; the product also meets California Proposition 65 Standards for lead-free brass.