

















The Clack® CI valve, made in the United States, is designed to work with ion-exchange materials. It features a direct-flow regeneration type and backwash function. Regeneration can be delayed, instant, or both.
Specifications
FLOW RATES
Service @ 15 psi/1 bar drop (includes meter, bypass, and 1.25" fitting kit) - 129 lpm (7.7 m3/h) (34 gpm)
Backwash @ 25 psi/1.7 bar drop - 121 lpm (7.3 m3/h) (32 gpm) (1)
OPERATING PRESSURES
Minimum/Maximum: 20 - 125 psi (1.4 - 8.6 bar)
OPERATING TEMPERATURES
Minimum/Maximum: 40º - 110º F (4º – 43º C)
METER
Accuracy: ± 5%
Flow Rate Range: 0.95 - 129 lpm
Volume Range: 0.02 - 5,700 m3
Totalizer: 1 m3 - 99,999 m3
DIMENSIONS & WEIGHT
Distributor Pilot - 1.32" OD Pipe (1" NPS) or 32 mm OD
Drain Line - ¾" or 1" NPT
Brine Line - 3/8" or ½" OD Poly Tube
Mounting Base - 2 ½"- 8 NPSM
Height From Top Of Tank - 7 3/8" (187 mm)
Weight - 4.5 lbs (2 kg)
TANK APPLICATIONS
Water Softener: 6" - 21" Diameter
Water Filter (2): 6" - 24" Diameter
CYCLES OF OPERATION
Choose up to nine regeneration cycles, in any order, with a wide range of available values:
Backwash: 1 - 120 minutes
Rinse: 1 - 120 minutes
Pause (service): 1 - 480 minutes
Brine (co-current): 1 - 180 minutes
Brine (counter-current): 1 - 180 minutes
Refill (softener): 0.05 - 90.00 Kg
Refill (filter): 0.2 - 76.00 Liters
Options: Backwash Filter, Bypass, Weather Cover
Compatible with the following typical concentrations of regenerants or chemicals: Sodium chloride, potassiumchloride, potassium permanganate, sodium bisulfite, chlorine and chloramines
(1) Acquired by use of external drain line flow control.
(2) Filter tank size calculated @ 10 gpm of backwash per square foot of bed area / 407 lpm per square meter of bed area.