DDA 12-10 AR-PV/E/C-F-31U2U2FG The SMART Digital DDA is a compact positive displacement

tre ingressi analogici

excavation sites

Pressure loading valves provide a constant counter-pressure and prevent siphoning They are installed in the discharge line after the pressure relief valve

and have a screw plug (PE/EPDM)

injection unit 95730950 DDA 12-10 AR-PV/E/C-F-31U2U2FG The SMARTInjection units connect the dosing line with the process line. They ensure a minimum counterpressure of 0. 7 bar, and avoid backflow of the dosing liquid. The spring loaded non return valve comes with Tantal spring. The injection pipe of PP, PVC and PVDF versions can be shortened.