
Clack Digital Valve
Introducing the Clack WS1 Automatic Valve, designed for residential and commercial use with rates up to 27 gallons per minute (6.1 m³). This advanced valve services tanks up to 22" in diameter and efficiently regulates water softening or filtration cycles. With options for downflow regeneration and backwash rinsing, it features a solid-state microprocessor, a user-friendly display, nine injector sizes for various draw rates.


Features and Benefits
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Solid state microprocessor with easy access front panel settings
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Service flow rate of 27 gpm, backwash 27 gpm
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Front panel display for time of day, days until next regeneration, volume remaining, current flow rate and total volume used (Totalizer)
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Four methods to initiate regeneration; meter immediate, meter delayed, time clock delayed or pressure differential
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Optional double backwash feature offers optimum regeneration, cleaning ability and efficiency
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Fully adjustable cycle times with 6-cycle control delivers controlled backwash, downflow brining/slow rinse, second backwash, fast rinse, refill and downflow service
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Coin Cell Lithium battery back-up with a 8 hour carry over
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Backwash and brining ability to 21” diameter tanks
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Downflow or upflow brining regeneration
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Level VI 15-volt output DC power supply provides safe and easy installation
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Control valve design provides optimum service and backwash rates
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Post treated water regenerant refill
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Reliable and proven DC drive
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One piece expanding seal spacer stack assembly
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Linearly reciprocating piston operation