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• Service ow 106 lpm (6.36 m

/h) (28 gpm), backwash ow 57 lpm (3.40 m3/h) (15 gpm) with

meter and bypass installed

• Solid state microprocessor with easy access front panel settings

• Four methods to initiate regeneration; meter immediate, meter delayed, time clock delayed or

pressure differential

• Program in ppm, French degrees, German degrees, or cubic meters

• Fully programmable regeneration cycle sequence (maximum 9)

• Programmable regeneration cycle times

• Days override feature; 1 – 28 days available

• Backwash and brining ability to 21" diameter tanks

• Downow/upow regeneration

• Stores system conguration and operation data in nonvolatile memory

• Coin Cell Lithium battery back-up with a 24 hour carry over

• 12-volt output AC Adapter provides safe and easy installation

• Control valve design provides optimum service and backwash rates

• Soft/treated water regeneration

• Pre or Post soft/treated water regenerant rell

• Low salt alarm

• 24-hour clock

• Patented one piece expanding seal spacer stack assembly U.S. Patent 6,402,944

• Patented linearly reciprocating piston operation U.S. Patent 6,444,127

• Patented quiet drain line ow control assembly U.S. Patent 6,776,901

• Reliable and proven DC drive

Water

SpecialiSt

control

ValVe

WS1ci

tWin alternatinG

control ValVe

Clack WS1EI User Manual

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