The WDPHxx systems combine a control panel with proportional dosing pumps and are the ideal solution for specific dosing requirements such as those in the swimming pool sector. They are equipped with a backlit LCD display, encoder knob, main pumps and hydraulic parts in PVDF, standby mode, flow control input, programmable delay at dosing start, pH dosing priority setting, service menu with sensor readings, sensor check and alarms. The RS485 output allows remote control via the exclusive ERMES online system. Features: - Wall mounting. - Backlit LCD display. - Double ball check valve. - Standard liquid heads in PVDF. - RS485 output for web management (ERMES). - MODBUS with BT MODBUS module on request. Accessories for the basic model: - Injection valve in PVDF (0.3 bar). - Level sensor made of PVDF. - Filter made of PVDF. - Supply hose made of PE (2 m). - Suction hose made of PVC (flexible) (2 m). - Degassing hose made of PVC (4x6) (2 m).