Model 3900 3" Control Valve

Product Features
Fully adjustable 5-cycle control delivers controlled
upflow backwash, downflow brining, slow rinse, rapid
rinse and downflow service
Designed for single tank or multi-tank systems, alternating
or interlocking
Continuous flow rate of 250 GPM
Protective NEMA 3R enclosure is water resistant, rain
tight, corrosion resistant and UV stable
Operational no hard water bypass during regeneration
Choice of 7 or 12 day clock or meter initiated
regeneration
No hard water bypass
Options
Backwash filter
Meter initiated regeneration
Upflow regeneration
Electronic timer, ET or Systemax
Service valve operator
Auxiliary switches
Side mount
FRONT WITHOUT COVER BACK WITHOUT COVER
Model 3900 3 Control Valve
Valve Specifications
Valve material Lead-free brass*
Inlet/Outlet 3 NPT
Cycles 5
Flow Rates (50 psi Inlet) - Valve Alone
Flow rate (50 psi inlet) Top mount
Continuous (15 psi drop) 250 GPM
Peak (25 psi drop) 325 GPM
CV (flow at 1 psi drop) 65
Max. backwash (25 psi drop) 100 GPM
Regeneration
Downflow/Upflow Both
Adjustable cycles Yes
Time available Electromechanical: 164 minutes
ET: 0 - 999.9 minutes
Systemax: 0 - 999.9 minutes
Meter Information
Meter accuracy range 7 - 300 GPM +/- 5%
Meter capacity range (gal.) Standard: 3,750-63,750
Extended: 18,750-318,750
ET: 1 - 9,999,999
Systemax: 1 - 99,999,999
Dimensions
Distributor pilot 3.5 O.D. (3 pipe)
Drain line 2 NPTF
Brine line 1 NPTM
Mounting base Top: 6-8 threaded or flanged
Height from top of tank 15
Typical Applications
Water softener 24-63 diameter
Iron filter 24-42 diameter
Sediment filter 24-42 diameter
Carbon filter 24-42 diameter
Neutralizing filter 24-42 diameter
Additional Information
Injector brine system 1 - 1800
Electrical rating 24 v, 110 v, 220 v - 50 Hz, 60 Hz
Max VA 171
Estimated shipping weight Time clock: 93 lbs.
Metered valve: 115 lbs.
Pressure Hydrostatic: 300 psi
Working: 20 - 125 psi
Temperature 34

Fully adjustable 5-cycle control delivers controlled
upflow backwash