Simple structure and reliable sealing

It adopts hermetic head faces with high degree pottery and corrosion resistance for opening and closing. It combines with Service, Backwash, and Fast Rinse.

No water passes the valve in rinsing in single tank type

Manual function

Realize rinsing immediately by pressing “Manual/Return” at any time.

Long outage indicator

If outage overrides 3days, the time of day indicator “12:12” will flash to remind people to reset the new time of day. The other set parameters do not need to be reset. The process will continue to work after power on.

LED dynamic screen display

The stripe on the dynamic screen flash indicates the control valve is in service; otherwise, it is in the rinsing cycle.

Buttons lock

No operations to buttons on the controller within 1 minute, button lock indicator light on which represent buttons are locked. Before the operation, press and hold the “Up” and“Down” buttons for 5 seconds to unlock. This function can avoid incorrect operation.

Rinsing frequency

It could set up multiple rinsing times, which means several times of backwash and fast rinse but one time of service. It is much better for cleaning the filter materials.

All parameters can be modified

According to the water quality and usage, the parameters can be adjusted.

It can choose meter type or time clock type

Remote handling input

This connector can receive external signals, used together with PLC, computer, etc. to control the valve.

Interlock function

It has a function of interlock to realize only one valve in rinsing, but the other valves are in service while there are several valves parallel in the system. In multi-step treatment systems such as RO pre-treatment, when several valves are in series, there is only one valve in rinsing to ensure pass water all the times while different valves are in rinsing.


Model: 53502(F71B1)

Regeneration: Time clock type/Meter Type

Installation: Top-mounted

Inlet/outlet: 3/4″ M

Drain: 3/4″ M

Base: 2.5″-8NPSM

Riser pipe: 1.05″ OD

Water treatment capacity: 2 m³/h

Tank diameter range: 6″-10″

Water pressure: 0.15MPa – 0.6MPa

Water temperature: 5℃ – 50℃

Water turbidity: <20FTU

Power adapter: Input AC100 – 240V/50 – 60Hz

Output DC12V/1.5A

Application: Activated carbon filter; Sand filter

Filter media: Quartz sand; Activated carbon


There are no reviews yet.

Be the first to review “F71”

Your email address will not be published.