1PGR2 ¡¢GR2-2BLCD is suitable for home background of soft water machine control valve products, inflow meter full flow control, in and out of the nozzle connection socket type, adapted to the bypass valve inflow water connection way access to the personalized design configuration, liquid crystal display switch in both Chinese and English, also can adapt to the programming of personalized display, external with DC12V power supply only adapter.small size, compact structure,It conten can be set multiple mode relay output control, 485 comunication interface.safety and reliability.
Control process

flow rate pressure curve

parameter setting
LCD |
Discription |
Formula |
B.wash |
Backwash:liter |
Resin filling volume (L) x 100% |
Brine |
Brine to Rinse£ºLiter |
Resin filling volume (L) x 250%£¨S.wash:185%+Absorb::40%) |
Clean |
Wash+Refill£ºLiter |
Resin filling volume (L) x 270%£¨Wash:230%+Refill:40%) |
Soft |
Softening£ºTon |
[Resin filling volume (L)x90%] ¡Â Raw water hardness (mmol/L) |