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Fleck 2850 Control Valve

Product Description

At Pure Aqua Inc., you will find a great variety of fleck valves products such as Fleck 5600, 2750, 9000, 9100, 9500, 3150, 3900, 2850. For more than 50 years, Fleck has led the way in advancing control valve technology for water treatment, softening and filtration applications. Fleck offers more than 20 models with 90 different options and over 1,000 configurations.

Fleck 2850

The Fleck 2850 commercial valve is a 1.5 inch valve, with a 1.5 inch inlet and outlet as well as a 1.5 inch distributor pilot. Typically, the 2850 valve is used on 10 inch diameter to 36 inch diameter pressure vessels. The 2850 commercial valve has the ability to be top mounted or side mounted depending on the requirements of the application. The valve has a Cv of 13.2 GPM and can backwash up to 49 GPM. The weight of just the valve is approximately 19 pounds with a working pressure range of 20 to 125 psi. Operating temperatures range from 34 degrees to 110 degrees Fahrenheit. When the 2850 valve is used for a water softener application a 1600, 1650, or 1700 brine valve is used. 

How to Order Fleck Valve?
  • Specify the valve needed is for back wash filter or water softener.
  • Specify the flow rate needed for your application
  • Specify the size of tank being used when ordering to ensure proper flow restrictor sizing.
  • Fleck valve has different option, please discuss your application with Pure Aqua representative to offer the best options to fit your application.
[custom-specifications]
Valve Specifications
Valve material Inlet/Outlet Cycles
Lead-free brass 1" NPTM 5

 

Flow Rates (50 psi Inlet) - Valve Alone:
Continuous (15 psi drop) Peak (25 psi drop) Cv (flow at 1 psi drop) Max. backwash (25 psi drop)
70 GPM side mount/top mount 90 GPM side mount/top mount 18 70 GPM

 

Regeneration
Downflow/Upflow Adjustable cycles Time available
Downflow only Yes Electromechanical: 164 minutes
SXT: 199 minutes per cycle
NXT: 0-12 hours per cycle
XT: 0-12 hours per cycle

 

Meter Information
Meter accuracy Meter Capacity Range
1" Paddle: 1-1/2" Paddle: 1-1/2" Turbine: 1" Standard: 1" Extended: 1-1/2" Standard: 1-1/2" Extended: SXT: NXT: XT:
0.7 - 40 GPM ± 5%
(0.16 - 9 m³/h)
1.5 - 75 GPM ± 5%
(0.34 - 17 m³/h)
2 - 40 GPM +5/-8%
(0.45 - 9 m³/h)
310 - 5,270 gal
(1.2 - 20 m³)
1,550 - 26,350 gal
(1.2 - 20 m³)
625 - 10,625 gal
(2.5 - 40 m³)
3,125 - 53,125 gal
(12 - 200 m³)
1 - 999,900 gal
(0 - 3,785 m³)
1 - 9,900,000 gal
(0 - 37,476 m³)
1,000 - 9,900,000 gal
(3.8 - 37,476 m³)

 

Dimensions
Distributor pilot Drain line Brine line Injector System Mounting base Height from top of tank
1-9/10" O.D. 1-1/4" NPTF 3/8" & 1/2" 1600 & 1650 - 3/8"
1710 - 1/2"
4" - 8 UN 6 - 1/2"

 

Additional Information
Electrical rating Max. VA Estimated shipping weight Pressure Temperature
24 v, 110 v, 220 v - 50 Hz, 60 Hz 72 Time clock: 19 lbs.
Metered valve: 27 lbs.
Hydrostatic: 300 psi
Working: 20 - 125 psi
Cold water: 34° - 110°F
Hot water: 180°F

 

Typical Applications
Water softener Iron Filter Sediment Filter Carbon Filter Neutralizing Filter
14" - 36" diameter 14" - 30" diameter 14" - 30" diameter 14" - 30" diameter 14" - 30" diameter

* As defined in the U.S. EPA Safe Drinking Water Act; the product 

also meets California Proposition 65 Standards

 

[/custom-specifications]
[custom-features]
Model 2850s 1.5" Commercial Control Valve
  • Offers best-in-class flow rates in a 1.5" commercial valve
  • Multi-tank system capability
  • Increased service and backwash flow
  • Fully adjustable 5-cycle control delivers controlled upflow backwash, downflow brining and slow rinse, rapid rinse, timed brine refill and downflow service
  • Time-tested hydraulically balanced piston, seal and spacer design to pilot service flow and regeneration
  • Solid lead-free brass valve body for superior strength and durability
  • 1.5" top mount control valve ideal  for smaller size commercial/industrial applications
  • Backwash capacity handles up to 36" diameter tanks for softeners
  • Ideal for most filter applications up to 30" diameter tanks
  • Consistent brining regardless of salt levels with timed brine refills
  • Choice of 7 or 12 day clock, manual or meter
  • Continuous service flow rate of 70 GPM with a backwash of 70 GPM
  • TESTED AND CERTIFIED By the WQA To NSF/ANSI SDT. 61 Section 8 Material Safety Only and ANNEX "G"
Options:
  • Meter initiated regeneration
  • Time clock
  • No untreated water bypass piston
  • Environmental cover
  • Electromechanical, SXT, or NXT
  • Hot water (time clock 180°F; metered valve 150°F)
  • Manual operation
  • Service valve operator
  • Auxiliary switch
  • Side mount
  • Cold water (100° F)
[/custom-features]
[custom-usage]
  • Commercial Softeners
  • Commercial Media Filters
  • Commercial Carbon Filters
  • Commercial Iron Removal Filters
[/custom-usage]
[custom-documents] [/custom-documents]
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  • 5
    always in stock

    Posted by Pillaz M. on Mar 10th 2020

    Service was exceptional. Great company!

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