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■Name: Fleck 2750 1" Commercial Control Valve
Features：
●Suitable for large residential/light commercial applications
●Fully adjustable, 5-cycle control delivers controlled up-flow backwash, down-flow brining and slow rinse, rapid rinse, timed brine refill and down-flow service
●Backwash capacity handles tanks up to 24" diameter
●Mechanical control (7- or 12-day clock or metered initiated regeneration)
●Valve body is solid, lead-free brass
●No hard water bypass
●Time tested, hydraulically-balanced piston, seal, and spacer concept to pilot service flow and regeneration
Options
●Backwash filter
●Hot water (time clock 180°F, meter 150°F)
●Meter-initiated regeneration
●Manual operation
●Service valve operator
● No hard water bypass(Down Flow)
●Upflow can choose injector(1600 or 1700 Injector)
●Electronic timer, SE, XT, 3214NXT, or 3200NT
●Environmental cover
●Auxiliary switches
●Auxiliary switch
Valve Specifications
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Valve material |
Nonleaded brass |
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Inlet/Outlet pipe diameter |
1″NTPM |
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Regenerative process |
5 |
Range of flow（0.35MPa Inflow pressure）
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Continuous water inflow (0.1MPa drop) |
5.9 m3/h |
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Peak water inflow (0.175MPa drop) |
7.5 m3/h |
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Cv |
6.8 |
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Back-wash flow (0.175MPa drop) |
5.68 m3/h |
Regeneration
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Down/Up flow |
Both are suitable |
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Program regulation |
All regeneration steps can be accommodation |
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Maximum regenerative time
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Motor control:164 per cycle
SE control: 0-99 minutes
NT、ET control:0-999.9 minute
Systemax control:0-999.9 minutes |
Meter
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Accuracy |
3/4″：0.056-3．4 m3/h±5%
1″：0.159-9.09 m3/h±5% |
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Capacity options |
Motor: Standard：1.17-19.95 m3
Extended：5.86-99.74 m3
SE: 0-37.83 m3
ET: 0-37852.11 m3
Systemax：0-378521.15m3 |
Main size
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Central line diameter |
1.05″O.D. |
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Drain line diameter |
3/4″O.D. |
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Brine line diameter |
3/8″&1/2″ |
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Base diameter |
2-1/2″-8NPSM |
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Height from top of tank |
6-1/2″ |
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Suited base diameter |
Soften：10″——24″
Expect filter ：10″—21″ |
Additional Information
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Regenerative system |
3/8″-1610, 3/8″-1665, 1/2″-1700 |
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Electrical rating |
24V，110V,220V-50,60Hz |
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Maximum power |
74W |
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Estimated shipping weight |
Time clock：13 Ibs
Metered valve：26 Ibs |
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Pressure |
Designed：2.1MPa
Operating:0.14-0.84MPa |
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Operating Temperature |
34°-110°F(10°-43°C) |
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* It has been proved as safe drinking water device material. |
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Water treatment accessories
