water monitoring
3900 Control Valve

3900 Control Valve

● Lead-free brass valve body for superior strength and durability;

● Continuous service flow rate of 250 GPM with a backwash of 100 GPM;

● Backwash capability accommodates softener tanks up to 63" and filter up to 42" 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.

Specifications

Valve Material: Lead-free brass;

Inlet/Outlet: 3" NPTF/BSPF;

Cycles: 3 or 5;

Continuous Flow Rate(15 psi drop): 250 GPM (56.8 m3/h);

Peak Flow Rate(25 psi drop): 325 GPM (73.8 m3/h);

Cv (flow at 1 psi drop): 65;

Max. Backwash (25 psi drop): 100 GPM (22.7 m3/h);

Downflow/Upflow: Both;

Adjustable Cycles: Yes;

Electromechanical: 0-164 min/regeneration;

NXT: 0-240 min/cycle;

XT: 0-240 min/cycle;

Distributor Pilot: 3" O.D. (90 mm);

Drain Line: 2" NPTM;

Injector brine system: 1800;

Mounting base: Top:6" - 8 threaded, 6" flanged or welded flange;

Height from top of tank: 15" (381 mm).