dry-running protection sensor input

The pump is fitted with an unbalanced rubber bellows seal

an external thermal switch must be connected (contact Grundfos)

Random start delay in case of general power shutdown

dda 30 4 fcm c pvc e c f 31i002fg 93017017 dry-running protection sensor inputThe SMART Digital DDA C is a compact positive displacement diaphragm dosing pump with variable speed drive (stepper motor) and intelligent control electronics with minimum energy consumption. The SMART Digital Dosing series operates at full stroke length to ensure optimum accuracy, priming and suction, even for high viscosity or degassing liquids. Depending on the set capacity, the duration of the discharge stroke varies, ensuring an optimal, uniform