dde 15 4 b pvc e c x 31u2u2fg 97720991 The unbalanced rubber bellows seal

The unbalanced rubber bellows seal is according to DIN EN 12756

The kit includes:

The control cube can be easily turned to the front

using the 2 in-line connections

an external thermal switch must be connected (contact Grundfos)

dde 15 4 b pvc e c x 31u2u2fg 97720991 The unbalanced rubber bellows sealThe SMART Digital DDE 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 degassing liquids. The duration of each discharge stroke varies according to the capacity set, resulting in optimum smooth and continuous