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General| Brand | Runxin |
|---|---|
| Model | N77A3 |
| Category | Control Unit |
| Language | English |
Details applications for softening, demineralization, and filtration systems, specifying N77A and N77B models.
Highlights features like hermetic sealing, two-way installation, no water during regeneration, and electronic brine refill.
Specifies operational conditions including water pressure, temperature, environment, and water quality parameters.
Provides product dimension drawings and technical specifications for the valve's physical structure.
Outlines installation procedures, including notices, device location, and pipeline connection steps.
Explains the indicators and buttons on the control board, including time of day, button lock, program mode, and menu buttons.
Details parameter specifications and instructions for setting control mode, service days, service hours, and regeneration time.
Illustrates the operational flow of the valve for filtration systems, showing service and brine refill stages.
Details the PC board layout, connection ports, and functions of signal output, pressure relief, interlock, and remote handling.
Presents product configuration details and a pressure-flow rate curve.
Provides formulas and guidelines for calculating service time, backwash time, brine & slow rinse time, and brine refill time.
Explains how to inquire about and set various parameters like control mode and regeneration time.
Details the step-by-step procedure for conducting a trial run of the control valve after installation and setting.
Lists common problems related to softener regeneration, water supply, and brine draw, with corresponding solutions.
Provides an exploded view and a detailed list of components for the valve body.
