DDE B, Grundfos Smart Digital Dosing

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All SMART Digital pumps feature variable speed stepper motors and always operate at 100% stroke length. The DDE offers access to this technology with a simple logarithmic control knob to set the feed rate between 0.01 and 100% of capacity. From 0.0015 to 4.0 GPH and 150 to 60 psi.

The DDE B is ideal for basic manual control applications, for the option of a pulse control input for flow pacing or proportional control with an alarm relay see the DDE PR version of this pump.