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"