an external thermal switch must be connected (contact Grundfos)

dry-running protection sensor input

Additional display function to provide further information

5-16 AR-PP/E/C-F-31U2U2F The SMART Digital DDA is a compact positive displacement

material number 2

dda 30 4 fcm c pvc e c f 31i002fg 93017017 an external thermal switch mustThe 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